کمالی،غ.ع و نیکزاد،م. 1368. شاخصهای هواشناسی در خشکسالی کشاورزی. نیوار.6
غلامنیا،ا.، مبین،م.ح.، سوداییزاده،ح. 1393. ارائه یک مدل عمومی برای برآورد انرژی خورشیدی روزانه در یزد، اولین همایش ملی بهداشت محیط، سلامت و محیط زیست پایدار، همدان، 1393.
میرحسینی،س.ع. 1381. تعیین ضریب صافی هوا برای شهرهای مختلف ایران، پایان نامه کارشناسی ارشد، دانشکده مهندسی مکانیک، دانشگاه صنعتی شریف تهران، 1381.
Allen,R.G. 1998. Evaluation of Procedures for Estimating Mean Monthly Solar radiation from air temperature. FAO, Rome.
Angstrom,A. 1924. Solar and terrestrial radiation. Quarterly Journal of the Royal Meteorological Society 50: 121–125.
Banglapedia,E. 2003. National Encyclopedia of Bangladesh, Islam, and S. edited, Asiatic Society of Bangladesh.
Cressie NAC. 1993. Statistics for Spatial Data, revised edition Wiley: New York; 900 pp.
Folland,C.K., Karl,T.R., Salinger,M.J. 2002. Observed climate variability and change. Weather (Royal Meteorological Society) 57.8: 269–278.
Isaaks,E.H., Srivastava,R.M. 1989. An Introduction to Applied Geostatistics. Oxford: Oxford University Press; 561 pp.
Journel,A., Huijbregts,A. 1978. Mining Geostatistics. London: Academic Press.
Karl,T.R., Trenberth,K.E. 2003. Modern global climate change.journal of Science302: 1719–1723.
Riebsame,W.E., Changnon,S.A., Karl,T.R., 1991: Drought and Natural Resources Management in the United States: Impacts and Implications of the 1987–89 Droughts. Westview Press: Boulder: 174.
Sen,Z.O., ztopal,A., Sahin,AD. 2001. Application of genetic algorithm for determination of Angstrom equation coefficients. Energy Conversion and Management 42: 217–231.
Sen,Z. 2008. Solar Energy Fundamentals and Modeling Techniques. ˙Istanbul Technical University.
Sirdas,S., Sen,Z. 2003. Spatio-temporal drought analysis to the Trakya region, Turkey. Hydrological Sciences Journal 48.5: 809–820.
Sirdas,S. 2002. Meteorolojik Kuraklık Modellemesi ve T¨urkiye Uygulaması (Meteorological drought modelling and application to Turkey). PhD Thesis, Institute of Science and Art, Istanbul Technical University.
Trenberth,K.E., Branstator,G.W. 1992. Issues in establishing causes of the1988 drought over North America. Journal of Climate. 5.2: 159–172.
Wu,H., Hayes,M.J., Weiss,A., Hu,Q. 2001. An evaluation of the Standardized Precipitation Index, the China-Z Index and the statistical Z-Score. International Journal of Climatology 21: 745–758.
Zadeh,L.A. 1968. Fuzzy algorithms. Information and Control 12, pp: 94–102.