Petkova,   N ., V. Alexandrov,  E. Koleva, 2010. Snow Cover Variability in North Bulgaria. Bulgarian Journal of Meteorology & Hydrology 11(in press).

Aksoy, H, N.E. Unal, V. Alexandrov, S. Dakova and J.Y. Yoon, 2008. Hydrometeorological analysis of northwestern Turkey with links to climate change. International Journal of Climatology 28(8): 1047 – 1060

Eitzinger, J.,H. Formayer, S. Thaler, M. Trnka, Z. Zdenek, V. Alexandrov, 2008. Results and uncertainties of climate change impact research in agricultural crop production in Central Europe. Journal for Land Management, Food and Environment 59: 1-4.

Koleva Ek., V.Alexandrov, 2008. Drought in the Bulgarian low regions during the 20th century. Theoretical and Applied Climatology 92(1-2): 113-120.

Orlandini S, Nejedlik P, Eitzinger J, Alexandrov V, Toulios L, Calanca P, Trnka M, Olesen JE. 2008 Impacts of climate change and variability on European agriculture: results of inventory analysis in COST 734 countries.Ann N Y Acad Sci. 1146: 338-353.

Alexandrov, V.,  2006. The climate change impact on ecosystems in the Balkan Peninsula and Central Europe. Мeteorology and Hydrology 9: 88-98 (in Russian)

Audsley, E., K.R. Pearn, C. Simota, G. Cojocaru, E. Koutsidou, M.D.A. Rounsevell, M. Trnka and V. Alexandrov, 2006. What can scenario modelling tell us about future European scale land use, and what not? Environmental Science and Policy 9(2): 148-162.

Alexandrov, V. and J. Eitzinger, 2005. The Potential Effect of Climate Change and Elevated Air Carbon Dioxide on Agricultural Crop Production in Central and Southeastern Europe. Journal of Crop Improvement 13(1-2): 291-331.

Eitzinger,.J., A.Utset and V. Alexandrov, 2005. Methods for assessing climate change impacts and adaptation measures in agriculture – the AGRIDEMA project. Georgikon for Agriculture 15(1): 91-99

Petkova N., R. Brown, E. Koleva and V. Alexandrov, 2005. Snow Cover Changes in Bulgarian Mountainous Regions, 1931-2000, Croatian Meteorological Journal 40: 662-665.

Alexandrov, V., M. Schneider, E. Koleva and J-M. Moisselin, 2004. Climate Variability and Change in Bulgaria during the 20th Century. Theoretical and Applied Climatology 79(3-4): 133-149.

Petkova, N., E. Koleva and V. Alexandrov, 2004. Snow Cover Variability and Change in Mountainous Regions of Bulgaria, 1931-2000. Meteorologische Zeitschrift  13(1): 19-23.

Alexandrov, V. and M. Genev, 2003. Climate Variability and Change Impact on Water Resources in Bulgaria. European Water 1(2): 20 – 25

Alexandrov, V., 2002. Climate Change on the Balkan Peninsula, Ecology and Future 2-4: 6-30 (in Bulgarian)

Alexandrov, V., J. Eitzinger, V. Caijc and M. Oberfoster, 2002. Potential Climate Change Impacts on Selected Agricultural Crops in Northeast Austria. Global Change Biology 8(4): 372-389.

Alexandrov, V. and G. Hoogenboom, 2001. Climate Variations and Agricultural Crop Production in Georgia, USA. Climate Research 17(1): 33-43.

Eitzinger, J., Z. Zalud, V. Alexandrov, C.A., Diepen, M. Trnka, M., Dubrovsky, D. Semeradova and M. Oberfoster, 2001. A local simulation study on the impact of climate change on winter wheat production in north-eastern Austria, Austrian Journal of Agricultural Research  52(4): 199-212.

Alexandrov, V. and G. Hoogenboom, 2000. The Impact of Climate Variability and Change on Crop Yield in Bulgaria. Agricultural and Forest Meteorology, 104(4): 315-327.

Alexandrov, V. and G. Hoogenboom, 2000. Vulnerability and Adaptation Assessments of Agricultural Crops under Climate Change in the Southeastern USA. Theoretical and Applied Climatology 67(1-2): 45-63.

Slavov, N., Ek. Koleva and V. Alexandrov, 2000. Climatic Characteristics of Drought in Bulgaria. Bulgarian Journal of Meteorology and Hydrology 11 (3-4): 100-113

Valkov, N. J. Eitzinger and V. Alexandrov, 2000. Two Growth-Control Problems Based on Soybean Crop. Bulgarian Journal of Meteorology & Hydrology 11(1-2): 1-9.

Alexandrov, V., 1999. Vulnerability and Adaptation of Agronomic Systems in Bulgaria. Climate Research  12(2-3): 161-173.

Valkov, N. J. Eitzinger and V. Alexandrov, 1999. An Organism Growth Model Optimized for Soybean under Arbitrary Function of the External Conditions. Ecological Modeling 123: 65-72.

Alexandrov, V., 1998. Influence of Climate Variability and Change on Agroclimatic Resources and Productivity of Cereal Crops in Bulgaria. Journal of the Bulgarian Academy of Sciences 3-4: 34-43 (in Bulgarian).

Alexandrov, V. and N. Slavov, 1998. Variations of Maize Yield Depending on Meteorological Conditions. Plant Sciences 35(1): 11-17 (in Bulgarian).

Slavov, N. and V. Alexandrov, 1998. Utilization of Crop-Weather Models for Stable Agricultural Production. Soil Science, Agrochemistry and Ecology 33(6): 15-19 (in Bulgarian)

Slavov, N., V.Alexandrov and M.Russeva, 1998. On Spatial Representation of Phenological Development of Winter Wheat in Bulgaria. Bulgarian Journal of Meteorology and Hydrology 9(3): 179-185 (in Bulgarian).

Slavov, N. and V. Alexandrov. 1997. An Assessment of the Agrometeorological Database for Winter Wheat and Maize Cultivation in Bulgaria. Bulgarian Journal of Meteorology and Hydrology 8(3-4): 140-147 (in Bulgarian).

Alexandrov, V., 1997. GCM Climate Change Scenarios for Bulgaria. Bulgarian Journal of Meteorology and Hydrology 4(4): 205-211.

Alexandrov, V., 1997. Vulnerability of Agronomic Systems in Bulgaria. Climatic Change 36: 135-149.

Slavov, N. and V. Alexandrov, 1997. Influence of Global Climate Change on Agroclimatic Resources in Bulgaria. Comptes Rendus, de l'Academie Bulgare des Sciences 50(2): 31-34.

Slavov, N. and V. Alexandrov, 1996. Influence of Expected Climate Change on Agroclimatic Resources in Bulgaria. Plant Sciences 33(9): 72-77  (in Bulgarian).

Slavov, N., G. Georgiev and V. Alexandrov, 1996. Agrometeorological Methods for Assessment of Maize and Winter Wheat Growth in Bulgaria. Bulgarian Journal of Agricultural Science 2(2): 37-48.

Sharov, V., P. Ivanov and V. Alexandrov, 1994. Meteorological and Agrometeorological Aspects of Drought in Bulgaria. Romanian Journal of Hydrology & Water Resources 1(2): 163-172.

Alexandrov, V. and N. Valkov, 1993. A Simple Stochastic Model of Climate for Calculation of Crop Productivity. Bulgarian Journal of Meteorology and Hydrology 4(3): 132- 139.

Alexandrov, V., G. Georgiev and N. Slavov, 1993. CERES - Maize Model as an Approach for Simulation of Maize Growth, Development and Yield. Bulgarian Journal of Meteorology and Hydrology 4(3): 164-169.

Georgiev, G. and V. Alexandrov, 1993. Simulation of Soil Moisture Dynamics. IDOJARAS, Quarterly Journal of the Hungarian Meteorological Service 97(1): 43-50.

Georgiev, G., V. Alexandrov and N. Slavov, 1993. Initial Calibration and Validation of a Winter Wheat Simulation Model in Bulgaria. Bulgarian Journal of Meteorology and Hydrology 4(4): 205-211.

Slavov, N. and V. Alexandrov, 1993. Prognosis of Biomass Formation of Maize Depending on Agrometeorological Conditions. Bulgarian Journal of Meteorology and Hydrology 4(2): 75-78.

Slavov, N., V. Kazandzhiev and V. Alexandrov, 1990. Automatic Mapping of Agrometeorological Indices. Bulgarian Journal of Meteorology and Hydrology 1(3-4): 212-221.

 Alexandrov,  V., 2009. Current climate forecasting as a helping tool for agricultural decision making. In: Utset, A. (ed) Climate variability, modeling tools and agricultural decision-making. New York : Nova Science Publishers

 Alexandrov, V., 2009. Climate Change Impact on Winter Wheat and Maize in Europe. In: Advances in Environmental Modeling and Measurement. New York : Nova Science Publishers

Radeva, S. and V. Alexandrov, 2009. Climate variability and change over the Balkan Peninsula and related impacts on sunflower. In: Utset, A. (ed) Climate variability, modeling tools and agricultural decision-making. New York : Nova Science Publishers

Alexandrov, V., 2008. Climate change: past, present, future. In: Kunov, A. (ed.), 2008. Earth - restless planet. Sofia, pp 193-204. (in Bulgarian)

Alexandrov, V., 2008. Climate change: impact on society and the environment. In: Kunov, A. (ed.), 2008. Earth - restless planet. Sofia, pp 205-223. (in Bulgarian)

Alexandrov, V., 2007. Using better climate prediction in the implementation of National Action Programmes – (Eastern) Europe. In: Shivakumar, M. and N.Mdiang’ui (eds.). Climate and Land Degradation, Springer, 537-553.

Utset, A., J. Eitzinger and V.Alexandrov, 2007. AGRIDEMA: An EU-Funded Effort to Promote the Use of Climate and Crop Simulation Models. In: Sivakumar, M. and J. Hansen (eds.) Climate Prediction and Agriculture, Springer, 259-265

Alexandrov, V. and J. Eitzinger, 2005. The Potential Effect of Climate Change and Elevated Air Carbon Dioxide on Agricultural Crop Production in Central and Southeastern Europe. In: Tuba, Z. (ed.), 2005. Ecological responses and adaptations of crops to rising atmospheric carbon dioxide. The Haworth Press Inc., USA, pp.291-332.

Alexandrov, V. and M.Genev, 2004. The Effect of Climate Variability and Change on Water Resources in Bulgaria. In: Webb, B., N.Arnell, C.Onof, N.Maclntyre, R. Gurney and C.Kirby (eds.). 2004. Hydrology: Science and Practice for the 21^st century. British Hydrological Society, Krips Publ., The Netherlands, vol. 1, pp.1-8.

Alexandrov, V. and N. Slavov, 2004. Drought Impacts on Crops. In: Knight, C. G., I. Raev and M. Staneva (eds.). 2004.  Drought in Bulgaria: A Contemporary Analog for Climate Change.  Aldershot, UK: Ashgate Publishing Limited, pp. 157-170.

Koleva, E., N. Slavov and V. Alexandrov, 2004. Drought during the 20 Century. In: Knight, C. G., I. Raev and M. Staneva (eds.). 2004.  Drought in Bulgaria: A Contemporary Analog for Climate Change.  Aldershot, UK: Ashgate Publishing Limited, pp. 53-66.

Slavov, N., E. Koleva and V. Alexandrov, 2004. The Climate of Drought in Bulgariia. In: Knight, C. G., I. Raev and M. Staneva (eds.). 2004.  Drought in Bulgaria: A Contemporary Analog for Climate Change.  Aldershot, UK: Ashgate Publishing Limited, pp. 39-52.

Alexandrov, V. and N. Slavov, 2003. Influence of Drought on Agricultural Crops. In: Raev, I., C.G, Knight and M.Staneva (eds.), 2003. Drought in Bulgaria – A Contemporary Analog for Climate Change. Natural, Economic and Social Dimensions of  1982-1994 Drought. Bulgarian Academy of Sciences, pp. 130-143 (in Bulgarian).

Koleva, E., N. Slavov and V. Alexandrov, 2003. Drought Periods in Bulgaria during the 21st century. Definition of Last Drought. In: Raev, I., C.G, Knight and M.Staneva (eds.), 2003. Drought in Bulgaria – A Contemporary Analog for Climate Change. Natural, Economic and Social Dimensions of  1982-1994 Drought. Bulgarian Academy of Sciences, pp. 50-58 (in Bulgarian).

Slavov, N., E. Koleva and V. Alexandrov, 2003. Climatic Peculiarities of Drought. In: Raev, I., C.G, Knight and M.Staneva (eds.), 2003. Drought in Bulgaria – A Contemporary Analog fo Climate Change. Natural, Economic and Social Dimensions of  1982-1994 Drought. Bulgarian Academy of Sciences, pp. 38-49 (in Bulgarian).

Alexandrov, V., 2000. Bioproductivity, Agriculture and Climate Change. In: Staneva, M., G. Knight, T. Hristov and D. Mishev (eds.). Global Change and Bulgaria, University Park, Pennsylvania, USA and Sofia, pp. 177-198.

Sharov, V., E. Koleva and V. Alexandrov, 2000. Climate Variability and Change. In: Staneva, M., G. Knight, T. Hristov and D. Mishev (eds.). Global Change and Bulgaria, University Park, Pennsylvania, USA and Sofia, pp. 55-96.

Alexandrov, V., 1999. Bioproductivity, Agriculture and Climate Change. In: Hristov, T., G. Knight and M. Staneva (eds.). Global Change in Bulgaria, pp. 195-218 (in Bulgarian)

Sharov, V., E. Koleva and V. Alexandrov, 1999. Climate Variability and Change. In: Hristov, T., G. Knight and M. Staneva (eds.). Global Change in Bulgaria, pp.67-109 (in Bulgarian)

Alexandrov, V., 1997. A Decision Support System for Agrotechnology Transfer (DSSAT) as an Approach for Irrigation Planing and Management of Maize Crop in Bulgaria. In: Refsgaard, J. and E.Karalis (eds.), 1997. Operational Water Management. Balkema, Rotterdam, Brookfield, The Netherlands, pp. 237-244.

Alexandrov, 1997. Climatic Scenarios, Vulnerability and Adaptation of Basic Agricultural Crops in Bulgaria. In: Raev, I., A. Alexandrov, O. Grozev, R. Petrov, D. Bardarov, R. Miltchev, P. Ivanov, N. Slavov, E. Ivanova, N. Rousev, D. Slavov, N. Houmbadjieva, V. Alexandrov, P. Ivanov, L. Trifonova and R. Ilieva, 1997. Action Plans at Sectoral Level. Element 2. Stage A. ENERGOPROEKT, Sofia, December 1997, pp. 17-20.

Raev, I., N. Slavov, O. Grozev, V. Alexandrov, Z. Vasilev, B. Rosnev and A. Delkov, 1996. Assessment of Forest Potential for Absorbing Greenhouse Gases. Vulnerability and Adaptation Assessments of Forest and Agricultural Vegetation in Bulgaria under Climate Change. Mitigation of the Influence of Climate Change in the Non-energetic Sector. Bulgarian Country Study to Address Climate Change Inventory of the Greenhouse Gases Emission Sources and Sinks Alternative Energy Balance and Technical Programs, Sofia, pp. 22-40 (in Bulgarian).

Grozev, O., V. Alexandrov and I. Raev, 1996. Vulnerability and Adaptation Assessments of Forest Vegetation in Bulgaria. In: Smith, J. et al. (eds.), Adapting to Climatic Change - Assessments and Issues, Springer, New York, USA, pp.374-383.

Alexandrov, V., 1995. Climate Variability and Drought in Bulgaria. In: Tsiourtis, N. (ed.), Water Resources Management under Drought or Water Shortage Conditions. Balkema, Rotterdam, Brookfield, The Netherlands, pp. 35-42.

 Alexandrov, V. 2009. Vulnerability and adaptation of agriculture under climate change in Bulgaria. . Impact of Climate Change and Adaptation in Agriculture. Extended Abstracts of the International Symosium, University of Natural Ressources and Applied Life Sciences (BOKU),Vienna, June 22-23 2009. pp. 13-18.

Jevtić, R. B. Lalić, D. T. Mihailović, J. Eitzinger, V. Alexandrov, D. Ventrella, M. Trnka, D. P. Anastasiou, M. Medany, J. Olejnik, M. Nikolaev, 2009. Adaptation to diseases, pests and weeds caused by climatic changes and evaluation of associated risks in European Regions – results from the ADAGIO project. In: Impact of Climate Change and Adaptation in Agriculture. Extended Abstracts of the International Symosium, University of Natural Ressources and Applied Life Sciences (BOKU),Vienna, June 22-23 2009, pp. 121-124.

Alexandrov, V.E.Matescu, A,Mestre, M.Kepinska, V.DiStefano, N.Dalezios. Summarizing a questionnaire on agroclimate indices and simulation model outputs in Europe. In:  Orlandini S. and P. Nejedlik (eds.), 2008. Survey of Agrometeorological Practices and Applications in Europe, Regarding Climate Change Impacts”, ESF, COST 734, 115-162 p.

Eitzinger, J., G Kubu, V. Alexandrov, A.Utset, D.T.Mihailovic, B.Lalic, M. Trnka, Z.Zalud, D.Semeradova,D. Ventrella, D. Anastasiou, M. Medany, S. Altaher, J. Olejnik, J. Leśny, N. Nemeshko, M.Nikolaev, C.Simota, G.Cojocaru, 2008. Vulnerabilities and adaptation options of European agriculture – recent results from the ADAGIO project. Proceedings of the Conference “Global Environmental Change – Challenges to Science and Society in Southwestern Europe” CD version

Tzenkova-Bratoeva, A., J. Ivancheva, V. Alexandrov, 2008. Bioclimatic Conditions in Bulgarian Black Seaside in the 21th Centur. Proceedings of the Conference “Global Environmental Change –

Petkova N., E. Koleva, V. Alexandrov, 2008, Winter Climate Variability at Danube Plane, North Bulgaria, XXIV th Conference of the Danubian Countries, 2-4 June, Bled Slovenia.

Petkova N., V. Alexandrov, E. Koleva,  2008, Snow Cover Variability in North Bulgaria, 2008,  Global  Environmental Change: Challenges  to Science  and Society in Southeastern Europe, International conference,19-21 May, Sofia,.

Alexandrov, V., V.Andreev and D.Syrakov, 2006. Assessment and management of climatic, meteorological hydrological risks in Bulgaria. Proceedings of the first national conference on management in extreme situations and people defense, Sofia, 10 November  2005, Centre for investigation of national security and defense – BAS, 11 pp.

Alexandrov, V., B. Dubuisson, J-M. Moisselin and E. Koleva, 2006. A case study on Utilization of Precipitation Indices in Bulgaria. Proceedings of the International conference on Water Observation and Information System for Decision Support (BALWOIS), Ohrid, Macedonia, 23-26 May 2006, (CD) 18 pp.

 Eitzinger, J., V. Alexandrov and M. Trnka, 2006. Climate Change Impacts on Yield and Crop Water Use in Austria using Crop Models. Proceedings of the International conference on Soil Physics and Rural Water Management, 28–29 September 2006, Vienna, Austria, pp. 199-202.

Radeva, S., A. Marinov and V. Alexandrov, 2006. Weather network in Bulgaria. Proceedings of the International conference on Water Observation and Information System for Decision Support (BALWOIS), Ohrid, Macedonia, 23-26 May 2006, (CD) 10 pp.

Alexandrov, V., 2005. Role and involvement of Bulgarian meteorologists in the  implementation of the UN Convention to Combat Desertification at national level. Proceedings of the Technical Workshop on Drought Preparedness in the Balkans within the context of UNCCD. UNCCD  Secretariat, Bon, Germany, (CD) 22 pp.

Alexandrov, V., M.Genev and H.Aksoy, 2005. Climate variability and change effects on water resources in the western Black Sea coastal zone. Proceedings of the European Water Resources Association (EWRA’2005) Conference: “Sharing a common vision for our water resources”, 7-10 September 2005, Menton, France, (CD) 12  pp.

Alexandrov, V., M.Genev and H.Aksoy, 2005. The impact of climate variability and change on water resources in the western coastal zone of Black Sea. Regional Hydrological Impacts of Climatic Change - Impact Assessment and Decision Making (Proceedings of symposium S6 held during the Seventh IAHS Scientific Assembly at Foz do Iguaçu, Brazil, April 2005). IAHS Publ. 295, pp.62-71.

Eitzinger, J. and V.Alexandrov, 2005. Results (and Problems) of Climate Change Impact Research in Agricultural Crop Production in Middle Europe. Proceedings of the CAgM OPAG 3.2 WMO Expert Team Meeting on Impact of Climate Change/Variability on Medium-to Long Range Predictions for Agriculture, 15-18 February 2005, Brisbane, Australia, WMO & Queensland Government, pp.17-20.

Alexandrov, V., 2004. Climate variability and change and related drought on Balkan Peninsula. Proceedings of the Conference on Water Observation and Information System for Decision Support (BALWOIS) Ohrid, Macedonia, 25-29 May 2004, (CD) 14 pp.

Alexandrov, V. and M.Genev, 2004. The Effect of Climate Variability and Change on Water Resources in Bulgaria. Proceedings of the British Hydrological Society International Conference on Hydrology. London, UK, (CD) 8 pp.

Alexandrov, V., H. Aksoy, S. Dakova and A. Dahamsheh, 2004. Analysis of climate change in Southeastern Bulgaria and Northwestern Turkey. Proceedings of the Conference on Water Observation and Information System for Decision Support (BALWOIS) Ohrid, Macedonia, 25-29 May 2004, (CD)  11 pp.

Koleva, E. V.Alexandrov and N.Slavov, 2004. Drought periods during the XXth century in Bulgaria. Proceedings of the Conference on Water Observation and Information System for Decision Support (BALWOIS) Ohrid, Macedonia,  (CD)  7 pp.

Petkova, N., E. Koleva and V.Alexandrov, 2004. Winter climate variability and classification in the Bulgarian mountainous regions. Proceedings of the Conference on Water Observation and Information System for Decision Support (BALWOIS) Ohrid, Macedonia, (CD)  9 pp.

Alexandrov, V.,  2003. The Impacts of Climate Variability and Change on Agriculture in Bulgaria. Proceedings of the International Symposium on Climate Change (ISCC), Beijing, China, WMO/TD-No.1172, pp. 232-237.

Alexandrov, V., and J. Eitzinger, 2003. Drought impacts in southeastern and central Europe during the late 20th century. Proceedings of the European Conference on Applied Meteorology (ECAM’2003), Rome, Italy,  (CD) 25 pp.

Alexandrov, V. and M. Genev, 2003. Water Resources in Bulgaria under Climate Variability and Change. In: Water Resources Systems -Water Availability and Global Change (Proceedings of Symposium HS02a held during IUGG2003 at Sapporo, Japan, July 2003). IAHS Publ. no. 280, pp. 30-36.

Alexandrov, V., 2002. Holdridge Life Zone Classification under Climate Change in Bulgaria. Proceedings of the 18th International Conference on Carpathian Meteorology, Belgrade, (CD) 11 pp.

Alexandrov, V. and M. Genev, 2002. Water Resources in Bulgaria under Climate Variability and Change. Proceedings of the XXIst Conference of the Danubian Countries on the Hydrological Forecasting and Hydrological Bases of Water Management, Bucharest, Romania (CD)  12 pp.

Alexandrov, V. and M. Genev, 2002. Climate Variability and Change Impact on Water Resources in Bulgaria. Proceedings of the European Water Resources Association (EWRA) 5^th International Conference on Water Resources Management in the Era of Transition, Athens, Greece, pp.98-106.

Alexandrov, V. and P.Simeonov, 2002. Climate Change and Drought in Bulgaria - Consequences for Agriculture. Proceedings of the National Conference on Challenges and Perspectives of Irrigation in Bulgaria under Drought Conditions. RIDCHE, Sofia (in Bulgarian),  14 pp.

Beltrao, J., G. Oron, M. Salgot, V. Alexandrov, V. Khaydarova, G. Menzhulin, E. Pak and N. Penkova, 2002. Composite Models for Agricultural and Recreational Effluent Reuse: Decision under Various Conditions in Different Countries. Proceedings of the European Water Resources Association 5^th International Conference on Water Resources Management in the Era of Transition, Athens, Greece, pp. 396-403.

Eitzinger, J., V. Alexandrov and Z. Zalud, 2002. Important Factors for Climate Change Impacts on Agricultural Crop Production in Austrian Environmental Conditions. Proceedings of the 18th International Conference on Carpathian Meteorology, Belgrade, Yugoslavia, (CD) 2 pp.

Penkova, N., J. Beltrao, G. Oron, M. Salgot, V. Alexandrov, V. Khaydarova, G. Menzhulin and L. Pobereijsky, 2002. Secondary Wastewater Reuse as a Component of Integrated Water Resources Management: Results of International Cooperative Study. Proceedings of the European Water Resources Association 5^th International Conference on Water Resources Management in the Era of Transition, Athens, Greece, pp. 366-374.

Alexandrov, V., 2001. Climate Change Impact on Water use of Maize in Bulgaria. Proceedings of the international conference on 150 Years of Meteorological Service in Central Europe, Stara Lesna, Slovakia,  (CD) 13 pp.

Alexandrov, V., 2001. Water Use of Maize in Bulgaria Estimated by a Decision Support System for Agrotechnology Transfer.Proceedings of the European Conference on Applied Meteorology (ECAM), Budapest, Hungary, (CD) 15 pp.

Alexandrov, V. and J. Eitzinger, 2001. Potential Climate Change Impact on Winter What and Spring Barley in Austria. Proceedings of the international conference on 150 Years of Meteorological Service in Central Europe, Stara Lesna, Slovakia,  (CD) 15 pp.

Alexandrov, V., J. Eitzinger and M. Oberforster, 2001. Adaptation of crop-weather models in Austria and Bulgaria. Proceedings of the European Conference on Applied Meteorology (ECAM), Budapest, Hungary, (CD) 22 pp.

Alexandrov,  J. Eitzinger and M. Oberforster, 2001. Climate Change Impacts on Agroecosystems in Selected Agricultural Regions in Austria. Proceedings of the 2^nd International Symposium on Modelling Cropping Systems, Florence, Italy,  pp. 95-96

Alexandrov, V., N.Valkov and J. Eitzinger, 2001. A Control Problem Based on a Soybean Growth Model. Proceedings of the 2^nd International Symposium on Modelling Cropping Systems,  Florence, Italy,  pp. 5-6.

Alexandrov, V., J. Eitzinger, E. Klaghofer und M. Oberforster, 2001. Auswirkungen einer Klimaaenderung auf Agraroekosysteme in ausgewaehlten landwirtschaftlichen Produktionsgebieten in Oesterreich. Proceedings of the Meteorological Congress of the German Speaking Countries (DACH), Vienna, Austria, (CD) 30 pp.

Eitzinger, J.,  V. Alexandrov, E. Klaghofer und M. Oberforster, 2001. Die Auswirkungen einer Klimaaenderung auf den Wasserhaushalt von Kulturpflanzen bei unterschiedlichem Bodenwasserspeichervermoegen. Proceedings of the Meteorological Congress of the German Speaking Countries (DACH), Vienna, Austria, (CD) 15 pp.

Alexandrov, V., 2000. Duration of the Frostfree period during the Warm-half of the year in Bulgaria. Proceedings of the 3rd European Conference on Applied Climatology "Tools for the environment and man of the year 2000" Pisa, Italy (CD), 6 pp.

Alexandrov, V., 2000. Climate Variability in Bulgaria during the 20^th Century. Proceedings of the Conference "Images and Reconstructions of Weather and Climate over the Last Millennium", Cracow, Poland, pp. 151-156.

Alexandrov, V., 2000. Vulnerability and Adaptation of Agronomic Systems in Bulgaria. In: Mimura, N. (ed.), 2000. Climate Change Impacts and Responses. Proceedings of the International Conference on National Assessment Results of Climate Change: Impacts and Responses, San Jose, Costa Rica, 1998, pp. 37-66.

Alexandrov, V. and J. Eitzinger, 2000. An Approach for Irrigation Planning and Management of Maize Crop in North Bulgaria. Proceedings of the XXth Conference of the Danube Countries on Hydrological Forecasting and Hydrological Bases of Water Management, Bratislava, The Slovak Republic, (CD) 8 pp.

Alexandrov, V.,  J. Eitzinger and H. Formayer, 2000. Vulnerability and Adaptation Assessments of Agricultural Crops under Climate Change in North-East Austria. Proceedings of the 3rd European Conference on Applied Climatology "Tools for the environment and man of the year 2000" Pisa, Italy, (CD) 6 pp.

Cajic, V.,  J. Eitzinger and V. Alexandrov, 2000. Simulated Response of Soybean to Incremental Climate Change Scenarios at a Specified Location in Austria using CROPGRO Model. Proceedings of the 3rd European Conference on Applied Climatology "Tools for the environment and man of the year 2000" Pisa, Italy, (CD) 6 pp.

Eitzinger, J, V. Alexandrov, V. Cajic and H. Formater, 2000. A Site Specific Study on the Potential Range of Climatic Change Impact on Soil Water Balance and Crop Production under Consideration of Various Models. Proceedings of the 3rd European Conference on Applied Climatology "Tools for the environment and man of the year 2000" Pisa, Italy, (CD) 6 pp.

Alexandrov, V., 1999. The Effect of Climate Change on Agriculture in Bulgaria. Proceedings of the 15th International Congress of Biometeorology & International Conference on Urban Climatology "Biometeorology and Urban Climatology at the Turn of the Millennium", 8 - 12 November 1999, Sydney, Australia, (CD) 7 pp.

Alexandrov, V.,  and G. Hoogenboom, 1999. Evaluation of the CERES Model for Maize and Winter Wheat in Southeastern Europe. Proceedings of the International Symposium on Modeling Cropping Systems. European Society for Agronomy, University of Lleida, Catalonia, Spain, pp.131-132.

Alexandrov, V.,  and G. Hoogenboom, 1999. Crop Water Use as a Function of Climate Variability in Georgia. Proceedings of the 1999 Georgia Water Resources Conference, The University of Georgia, Athens, GA, USA, pp. 425-428.

Alexandrov, V., G. Hoogenboom and G.Georgiev, 1999. Vulnerability and Adaptation Assessments of Important Agricultural Crops in the Southeastern USA. Preprints of the 11^th Conference on Applied Climatology, 10-15 January, 1999, Dallas TX, USA, AMS, pp. 89-96.

Valkov, N, J. Eitzinger  and V. Alexandrov, 1999. An Organism Growth Model Optimized under Arbitrary Function of the External Conditions. Proceedings of the 15th International Congress of Biometeorology & International Conference on Urban Climatology "Biometeorology and Urban Climatology at the Turn of the Millennium", 8 - 12 November 1999, Sydney, Australia, (CD) 7 pp.

Alexandrov, V., 1998. The Effect of Climate Variability and Change on Agroclimatic Resources and Crop Productivity in Bulgaria. Proceeding on the 2nd European Conference on Applied Climatology, October, 1998, Vienna, Austria, (CD) 6 pp.

Alexandrov, V., 1998. A Strategy Evaluation of Irrigation Management of Maize Crop under Climate Change in Bulgaria, Proceedings of the Second International Conference on Climate and Water, Espoo, Finland, Vol.3, pp.1545-1555.

Alexandrov, V. 1998. Agroclimatic Resources in Bulgaria. Proceedings of the International Conference on 100 years Geography in the Sofia University, Sofia, pp. 39-48 (in Bulgarian).

Alexandrov, V. 1998. Expected Climatic Conditions during the 21th Century - Warning for Bulgarian Agriculture. Proceedings of the National Conference on Disasters, pp. 5-12 (in Bulgarian).

Alexandrov, V., M.Russeva and S.Ivanova, 1998. A Decision Support System for Agrotechnology Transfer (DSSAT) - an Alternative for Determination of Maize Irrigation under Climate Change in Bulgaria. Proceedings of the National Conference on Water Resources, September 1998, Sofia, pp.37-42 (in Bulgarian).

Alexandrov, V., 1997. Statistical Models for Description of the System "Climate - Grain Yield of Winter Wheat". Proceedings of the 5-th National Conference on Grain, Kostinbrod, Vol. 4, No.2, pp.23-26 (in Bulgarian).

Alexandrov, V., 1997. Adapting of Crop-Weather Models of Maize and Winter Wheat in Bulgaria. Proceedings of the 5-th National Conference on Grain, Kostinbrod, Vol. 4, pp.26-30 (in Bulgarian).

Ivanova, K., N. Slavov and V. Alexandrov, 1997. Influence of Agrometeorological Conditions on Yield and Some Grain Qualities of Common Winter Wheat. Proceedings of the National Conference on Feeding Science and Technologies, Plovdiv, Vol. XLII, pp. 39-44 (in Bulgarian).

Kazandjiev, V. and V. Alexandrov, 1997. Test of CERES Yield Forecasting Models in Bulgaria. Proceedings of the MERA 1994-1996 Results Conference, Bratislava, Slovakia, pp.249 - 273.

Tomov, N, N.Slavov and V. Alexandrov, 1996. Drought and Maize Productivity in Bulgaria. Proceedings of the International Symposium on Drought and Plant Production, Vol.1, Beograd, Yugoslavia, pp. 169-176.

Alexandrov, V., 1995. Stochastic Modeling of Climate as an Approach for Prognosis of Crop Grain Yield. Proceedings of the 4-th National Conference on Grain, Kostinbrod, Vol. 2, No. 1, pp. 41 - 45 (in Bulgarian).

Alexandrov, V., 1995. Influence of Climate Change on Grain Yield of Main Cereal Crops in Bulgaria. Proceedings of the 4-th National Conference on Grain, Kostinbrod, Vol. 2, No. 1, pp. 38 - 41 (in Bulgarian).

Alexandrov, V., 1995. Vulnerability Assessments of Agricultural Vegetation in Bulgaria. Proceedings of the Regional Workshop on Climate Variability and Climate Change Vulnerability and Adaptation, Praha, Czech Republic, pp. 1-12.

Raev, I., O. Grozev and V. Alexandrov, 1995. The Problem of Expected Climate Change, Soil Conservation and Deforestation. Proceedings of the National Conference on Soil Conservation, Sofia, pp. 84-93. (in Bulgarian).

Slavov, N. V. Alexandrov and K. Ivanova, 1995. Influence of Meteorological Conditions on Productivity of Main Winter Wheat Cultivars. Proceedings of the International Conference on Stable Agriculture during Transient Conditions of Market Economy, Plovdiv, Vol.3, No.2, pp.89-94 (in Bulgarian).

Slavov, N., G. Georgiev and V. Alexandrov, 1995. Mathematical Modeling Agroecosystems and Possibilities for Technologic Management of Production in Agriculture. Proceedings of the 3-rd National Conference on Ecology and Agriculture, Sofia, 1993, pp. 186-190 (in Bulgarian).

Slavov, N., G. Georgiev and V. Alexandrov, 1995. Management of Cereal Crop Production using Mathematical Models of the Decision Support System for Agrotechnology Transfer DSSAT. Proceedings of the International Conference on Stable Agriculture during Transient Conditions of Market Economy, Plovdiv, Vo.3, No.2, pp.83-89 (in Bulgarian).

Alexandrov, V., 1994. Influence of Climatic Factors on Grain Yield of Maize and Winter Wheat. Proceedings of the Third National Conference on Grain, Kostinbrod, Vol.1, pp.58-62. (in Bulgarian)

Alexandrov, V., 1994. Maize Growth under Dry and Warm Climate. Proceedings of the 5-th Symposium on Physics and Agriculture, Sofia, 1994, pp. 230-235. (in Bulgarian)

Georgiev, G., and V. Alexandrov, 1994. Mathematical Modeling of Maize Grain Yield Depending on Agrometeorological Conditions. Proceedings of the 3-rd National Conference on Grain, Kostinbrod, pp. 67 - 73 (in Bulgarian).

Slavov, N. and V. Alexandrov, 1994. Influence of Variations of Meteorological Conditions on Maize Grain Yield in Bulgaria. Proceedings of the 5-th National Symposium on Physics and Agriculture, Sofia, pp. 224 - 229 (in Bulgarian).

Dukov, R. G. Georgiev and V. Alexandrov, 1994. Optimization of Soybean Irrigation Regime by a Computer Model. Proceedings of the 17th European Conference on Irrigation and Drainage, Yield Response to Water as Affected by Irrigation Schedule, Varna, Bulgaria, Vol. 2, pp. 231-237.

Georgiev, G. and V. Alexandrov, 1994. Strategy Evaluation of Irrigation Schedules for Cereal Yield Outcomes Maximization. Proceedings of the 17th European Conference on Irrigation and Drainage, Yield Response to Water as Affected by Irrigation Schedule, Vol. 2, pp. 247-253.

Slavov, N. and V. Alexandrov, 1994. Drought and its Impact on Grain Yield of Maize. Proceedings of the 17th European Conference on Irrigation and Drainage, Modification of Irrigation Schedule of Crops due to Scarcity of Water, Vol. 1, pp. 321-327.

Slavov, N., G. Georgiev and V. Alexandrov, 1994. Simulation Model of Maize Productivity with Irrigation Account. Proceedings of the 17th European Conference on Irrigation and Drainage, Modification of Irrigation Schedule of Crops due to Scarcity of Water, Vol. 1, pp. 329-335.

Alexandrov, V., 1993. Long-term Variations of Rainfall during Growing Season of Some Crops in Bulgaria. Proceedings of the International Symposium on Precipitation and Evaporation, Bratislava, Slovakia, 1993, Vol. 2, pp. 99-104.

Slavov, N., G. Georgiev and V. Alexandrov, 1993. Measurement of Biometric Characteristics for Mathematical Modeling of Agroecosystems. Proceedings of the National Conference on Metrology and Control in Agroecology, Sofia, 1993, pp. 133-139. (in Bulgarian).

Alexandrov, V. and N.Valkov, 1992. A Stochastic Model of Daily Values of Air Temperature, Vapor Humidity Deficit and Sunshine Duration. Proceedings of the 4-th National Symposium on Physics and Agriculture, Sofia, Central Scientific and Technical Library, No. 218/92, 6 p. (in Bulgarian).

Alexandrov, V. and N.Valkov, 1992. Simulation of Precipitation in Mathematical Models "Weather - Yield". Proceedings of the 4-th National Symposium on Physics and Agriculture. Central Scientific and Technical Library, Sofia, No. 219/92, 6 p. (in Bulgarian).

Slavov, N. and V. Alexandrov, 1992. Agrometeorological Prognosis of Maize Biomass. Proceedings of the 4-th National Symposium on Physics and Agriculture. Central Scientific and Technical Library, Sofia, No. 228/92, 6 p. (in Bulgarian).

Slavov, N., G. Georgiev and V. Alexandrov, 1989. Long-term Variations of Precipitation during Potential Crop Growing and Non-growing Seasons. Proceedings of the 3rd International Conference on Agrometeorology, Sofia, Vol. 3, pp. 136-141 (in Bulgarian).

Slavov, N., G. Georgiev and V. Alexandrov, 1988. Long-term Variations of Beginning and End of Potential Crop Growing Season above a Base of 5^oC, 10^oC and 15^oC. Proceedings of the First National Scientific Session on Climatology, Sofia, pp. 199-205 (in Bulgarian).

Alexandrov, V. and A. Yotova, 2006. Raising public awareness on climate research: necessity. Abstracts of the 6th EMS Annual Meeting and the 5th European Conference on Applied Climatology, 4-8 September, Slovenia (CD)

Radeva, S., N.Valkov and V.Alexandrov, 2006. Climate change impact on sunflower in the Balkan peninsula. Abstracts of the 6th EMS Annual Meeting and the 5th European Conference on Applied Climatology, 4-8 September, Slovenia (CD)

Alexandrov, V., B. Dubuisson, J-M. Moisselin and  E. Koleva, 2004. Homogenization of Climate Long-term Series in Bulgaria. Abstracts of the 5th Conference on Applied Climatology (ECAC), Nice, France, 26-30 September 2004 (CD)

Petkova, N., E.Koleva and V.Alexandrov, 2004. Winter Climate Variability and Classification in the Bulgarian Mountainous Regions. Abstracts of the 5th Conference on Applied Climatology (ECAC), Nice, France, 26-30 September 2004 (CD)

Alexandrov, V. and J. Eitzinger, 2003.  Vulnerability and Adaptation Assessments of Agriculture under Climate Change in Central and Southeastern Europe. Abstracts of the World Climate Change Conference, Moscow.

Alexandrov, V. and J. Eitzinger, 2001. Global Climate Change Impact on Agriculture in Central and Southeastern Europe. Abstracts of the Global Change Open Science Conference "Challenges of the Changing Earth", Amsterdam, The Netherlands.

Alexandrov, V., 2000. Climate Variability in Bulgaria. In: OA32.02. Climate Variability: Mediterranean/European Climate Variability. Abstracts the XXV General Assembly of the European Geophysical Society "Millennium Conference on Earth, Planetary & Solar Systems Sciences", April, 2000, Nice, France, Vol.2 (CD)

Alexandrov, V. and G. Hoogenboom, 1999. Crop Yield Simulations under Potential Climate Change Conditions in the Southeastern USA. Abstracts of the 29^th Annual Crop Simulation Workshop, Manhattan, KS, USA, p. 30.

Alexandrov, V., 1998 Climate Variability and Climate Change Scenarios in Bulgaria. Proceedings of the Second International Climate and History Conference, 7-11 September 1998, Norwich, UK, p.18.

Alexandrov, V., 1998. GCM Climate Change Scenarios for Bulgaria. Annales Geophysicae, Part II, Hydrology, Oceans & Atmosphere, Supplement II to Volume 16 (Abstracts of the XXIII General Assembly of the European Geophysical Society, April, 1998, Nice, France), p. C 708.

Alexandrov, V., 1998. The Effect of Climate Variability and Change on Agroclimatic Resources and Crop Productivity in Bulgaria. European Conference on Applied Climatology, 19-23.10.1998, Vienna, Austria.

Alexandrov, V., 1997. Climate Variability and Change and Water Resources in Bulgaria. Part II, Hydrology, Oceans & Atmosphere, Supplement II to Volume 15 (Abstracts of the XXII General Assembly of the European Geophysical Society, April, 1997, Vienna, Austria)p. C 305.

Alexandrov, V., 1996. Climate Change and its Influence on Main Cereal Crops in Bulgaria. In: Wennerberg, G. (ed.), Abstract Volume of the European Conference on Applied Climatology , Norrkoping, Sweden, pp. 215-216.

Alexandrov, V., 1995. A Simple Stochastic Model of Climate for Calculation of Crop Productivity. Annales Geophysicae, Part II, Hydrology, Oceans & Atmosphere, Supplement II to Volume 13 (Abstracts of the XX General Assembly of the European Geophysical Society, April, 1995, Hamburg, Germany).

Slavov, N., G. Georgiev and V. Alexandrov, 1991. Mathematical Modeling of the Anticipated Productivity of Agroecosystems. Abstract Volume of the International Conference on Stable Development and Ecology - XXI Century, Sofia, Bulgaria, p. 29.

Tomov, N, K.Angelov, N.Slavov and V. Alexandrov, 1996. Reaction of Maize Yield to Drought Stress in Bulgaria. Abstracts of the International Symposium on EUCARPIA, Greece.

Alexandrov, V., C.Simota, S.Radeva1 and  N.Valkov, 2006. Vulnerability and adaptation of crops at climate change in Central and Eastern European countries. International Conference "Living with Climate Variability and Change: Understanding the Uncertainties and Managing the Risks", Helsinki, Finland

Radeva, S., N.Valkov and V.Alexandrov, 2006. Climate change impact on sunflower in the Balkan peninsula. ENSEMBLES Workshop Organized by Research Theme Climatic change and impacts in Eastern and Central Europe, 13- 15 September, 2006 Poïana Braşov, Romania

Alexandrov, V., E. Koleva and P. Simeonov, 2001. Climate Variability in Bulgaria During the 20^th Century. Technical Conference on Climate Service for the 21^st Century. Geneva, Switzerland.

Alexandrov, V. and J. Eitzinger, 2001. Global Climate Change Impact on Agriculture in Central and Southeastern Europe. Global Change Open Science Conference "Challenges of the Changing Earth", Amsterdam, The Netherlands.

Alexandrov, V. and J. Eitzinger, 2000. A Climate Change Impact Study in Marchfeld. Austrian Scientific Week, Vienna, Austria, 2000.

Alexandrov, V. and G. Hoogenboom, 1999. Current Climate (1961-1990) in Georgia, USA. The University of Georgia, Griffin, GA, USA.

Tomov, N, K.Angelov, N.Slavov and V. Alexandrov, 1996. Reaction of Maize Yield to Drought Stress in Bulgaria. International Symposium on EUCARPIA, Greece.