Bazrafshan, O., Mahmudzadeh, F., and Bazrafshan, J. 2017. Evaluation of temporal trends of the drought indices SPI and SPEI in the Southern Coast of Iran. Desert Management, 4(8): 54-69 [In Persian].
 Bazrafshan, O., Parandin, F., and Farokhzadeh, B. 2016. Assessment of Hydro-meteorological Drought Effects on Groundwater Resources in Hormozgan Region-South of Iran. Ecopersia, 4(4): 1569-1584.
 Cohen, J. 1968. Weighted kappa: Nominal scale agreement with provision for scaled disagreement of partial credit. Psychological Bulletin, 70: 213-220.
 Eghtedar Nezhad, M., Bazrafshan, O., and Bazrafshan, J. 2018. Spatio-temporal variations of meteorological drought using Standardized Precipitation Evapotranspiration Index in Iran. Agricultural Meteorology, 5(2): 35-46 [In Persian].
 Eghtedar Nezhad, M., Bazrafshan, O., and Sadeghi Lari, A. 2017. Adaptive Evaluation of SPI, RDI and SDI Indices in Analyzing the Meteorological and Hydrological Drought Characteristics (Case Study: Bam Plain). Water and Soil Science, 26(4.2): 69-81 [In Persian].
 Fiorillo, F., and Guadagno, F. M. 2010. Karst spring discharges analysis in relation to drought periods, using the SPI. Water resources management, 24(9): 1867-1884.
 Li, J., Wu, C., Xia, C. A., Yeh, P. J. F., Hu, B. X., & Huang, G. (2021). Assessing the responses of hydrological drought to meteorological drought in the Huai River Basin, China. Theoretical and Applied Climatology, 144(3): 1043-1057.
 Lloyd-Hughes, B. (2002). The long-range predictability of European drought. University of London, University College London (United Kingdom).
 Maskey, S., and Trambauer, P. 2014. Hydrological Modeling for Drought Assessment. Hydro-Meteorological Hazards, Risks, and Disasters, 263-282.
 Mehni, M., and Bazrafshan, O. 2017. Spatiotemporal of Quality and Quantity of Groundwater Resources in the Minab Plain over the Three past Decades. Extension and Development of Watershed Management, 5(18): 51-59[In Persian].
 Nalbantis, G., and Tsakiris, B. 2008. Assessment of Hydrological Drought Revisited. Water Resour Manage, 23:881–897.
 Shokoohi, A., and Morovati, R. 2015. Basinwide comparison of RDI and SPI within an IWRM framework. Water Resources Management, 29(6): 2011-2026.
 Shukla, S., and Wood, A. W. 2008. Use of a standardized runoff index for characterizing hydrologic drought. Geophysical research letters, 35(2): 23-38.
 Tabouzadeh, S., Zarei, H., and Bazrafshan, O. 2016. Analysis of Severity, Duration, Frequency and Zoning Map of Meteorological Drought of Bakhtegan River Basin. Irrigation Sciences and Engineering, 38(4): 109-123.
 Uddameri, V., Singaraju, S., and Hernandez, E. A. 2019. Is Standardized Precipitation Index (SPI) a Useful Indicator to Forecast Groundwater Droughts?—Insights from a Karst Aquifer. of the American Water Resources Association, 55(1): 70-88.
 Vicente-Serrano, S. M., López-Moreno, J. I., Beguería, S., Lorenzo-Lacruz, J., Azorin-Molina, C., and Morán - Tejeda, E. 2011. Accurate computation of a streamflow drought index. Hydrologic Engineering, 17(2): 318-332.
 Wang, L., Zhang, J. Elmahdi, A., Shu, Z., Wu, Y., and Wang, G. (2022). Evolution characteristics and relationship of meteorological and hydrological droughts from 1961 to 2018 in Hanjiang River Basin, China. Journal of Water and Climate Change, 13(1): 224-246.