Movedat E, Maleki S, Classification and Spatial Measurement of Social - Physical damages of the Cities Against Earthquakes by Using VIKOR Technique and GIS, Case Study: Yazd City. Jornal of Management System. 2014; 4(11): 85-103. (In Prsian).
 Mosavi S H, AbasAli V, Maeiri M.Study of Drought severity and its severity in Semnan using DI index. Second National Conference on Drought Effects and Management Tools. Isfahan Agricultural and Natural Resources Research Center. 2009.(In Prsian).
 Heidari, H. Plantand.Drought, Reserch institute of forest and Regeland publications, 2006.
 Khosravi Y, Mozafari Kh. Error Analysis in the Evaluation of the SPI Drought Index Using Geostatistical Methods, Case Study of Bushehr Province. Jornal of Geography. 2015; 14(48): 189-212.(In Prsian).
 Evazi M, Masaedi A. Monitoring and Spatial Analysis of Meteorological Drought in Golestan Province using Geostatistical Methods. Jornal of Range and Watershed Management, Iranian jornal of Natural Resources. 2011; 64(1): 65-78.(In Persian).
 Ansari H, Davari K. Zoning drought using standard precipitation index(SPI) in GIS Environment, Case study of khorasan province. Jornal of Geogrohi.2007; Res. 60:97-108. (In Persian).
 Brna R, Azimi F, Saeidi Dehaki N, Comparison of RAI, PN and SIAP Indicators in the Study of Drought in Khuzestan Province with Emphasis on Abadan and Dezful Station. Jornal of Natural Geography Quarterly. 2010; 3(9): 77-88.(In Persian).
 Vafahkhah M, Rajabi M. Efficiency of Meteorological Drought Indices for Monitoring and Assessment of Drought in Bakhtegan, Tashk, and Maharlo Lakes Watershed. Jornal of Desert. 2005; 10(2): 369-383.(In Persian).
 Saeid M, Moghadasi M, Ghasemi H. Drought monitoring system design for Tehran province. Research project, 2004.(In Persian).
 Maleki S, Movedat E. Drought crisis zoning with SIAP, PNPI and TOPSIS profiles, Case Study of Yazd Province. Journal of Disaster Management and Mitigation 2016; 6(1): 59-70.(In Persian).
 Mohamadian A, Kouhi M, Adine baigi A, Rasouli G, Bazrafshan B. Comparison of Monitoring Using SPI, DI and PNI and Zoning Them, Case Study Northern Khorasan Province. Jornal of Water and Soil Coservation. 2010; 17(1); 177-184.(In Persian).
 Khosravi M, Movaghari A, Mansori Daneshvar M. Evaluation of PNI, RAI, SPI and SIP Indices for Drought Zoning of Iran by Comparing IDW Intrusion Detection and DEM Digital Elevation Model. Journal of Geography and Environmental Sustainability. 2012; 2(5): 53-70.(In Persian).
 Willeke K. Lin X.J. Grinshpun S.A. Improved aerosol collection by combined impaction and centrifugal motion. Aerosol Science and technology, 1998;28(5):439-456.
 Van Rooy M.P. A Rainfall anomaly index )RAI) independent of time and space.Notos,1965: No. 14: 43-48.