1. Aghchekandi, A., K. Solaimani, M. Habibnejad and K. Shahedi. 2016. Investigation of Groundwater drought using GRI index in downstream of Haraz watershed in Mazanzaran province. 2nd International Congress on the Development of Agricultural Sciences and Natural Resources. Farhangian University, Gorgan. 1-10 pp (In Persian).
2. Ahmadi Akhoorme, M., A. Nohegar, M. Soleimani Motlagh and M. Taie Semiromi. 2015. Groundwater drought investigating using SWI and GRI Indices (Case Study: Marvdasht Kharameh Aquifer). Iranian irrigation and water engineering, 6(21): 105-118 (In Persian).
3. Akbari, M. M.R. Jarge and H. Madani Sadat. 2009. Assessment of decreasing of groundwater-table using Geographic Information System (GIS) (Case study: Mashhad Plain Aquifer). Journal of Water and Soil Conservation, 16(4): 63-78 (In Persian).
4. Askari, M., A. Mosaedi, A.A. Dehghani and M. Meftah halghi. 2009. Application of geostatistics and gis analysis, in study of groundwater quality spatial variability, case study: Qazvin Plain. First International Conference on Water Resources Management, Industrial University of Shahrood. Shahrood. 1-6 pp (In Persian).
5. Azizi, Gh. 2003.The relationship between recent droughts and groundwater resources in Qazvin plain. Geographic Research Journal, 46: 131-143 (In Persian).
6. Beheshtirad, M. 2014. Drought monitoring in Kerman province using DI index and its zoning with statistical methods. Journal Management System, 16: 149-158 (In Persian).
7. Bhuiyan, C. 2004.Various Drought indices for monitoring drought condition in aravalli terrain of india. Proceedings of the XXth ISPRS Conference, 907-912 pp., Istanbul.
8. Choi, M., M.J. Jacobs, M.C. Anderson and D.D. Bosch. 2013. Evaluation of drought indices via remotely sensed data with hydrological variables. Journal of Hydrology, 465: 265-273. [
DOI:10.1016/j.jhydrol.2012.10.042]
9. Ekrami, M. Z.A Sharifi, H. Malekinezhad and M.R Ekhtesasi. 2011. Investigating the groundwater quality and quantity variations trend case study: Yazd-Ardakan Plain, 2000S. Health Sunrise, 10(3-4): 82-91 (In Persian).
10. Ezzine, H., A. Bouziane and D. Ouazar. 2014. Seasonal comparisons of meteorological and agricultural drought indices in Morocco using open short time-series data. International Journal of Applied Earth Observation and Geoinformation, 26: 36-48. [
DOI:10.1016/j.jag.2013.05.005]
11. Ghremohammadloo, M and A. Zare. 2018. Study of Groundwater Quality of Saydan Farooq Plain for Agricultural Use. 2st National Conference on Knowledge and Technology of Agricultural Sciences, Natural Resources and Environment of Iran. Institute for the Development of Knowledge and Technology Iranian Sam. Tehran.1-9 pp (In Persian).
12. Khan, S., H.F. Gabrie and T. Rana. 2008. Standard precipitation index to track drought and assess impact of rainfall on water tables in irrigation areas. Irrigation Drainage System, 22(2): 159-177. [
DOI:10.1007/s10795-008-9049-3]
13. Kiakianian, M., H. Hajimohammadi and F. Rasooli. 2014. Monitoring and zoning of drought condition in Kashan using standardized Precipitation Index (SPI). 1st National Conference on Sustainable Management of Soil and Environmental Resources, Shahid Bahonar University, Kerman. 1-9 pp (In Persian).
14. Kim, D.W., H.R Byun and K. Seonchoi. 2009. Evaluation, Modification and application of the effective drought index to 200- year drought climatology of seoul,korea. Journal of Hydrology, 37 (1-2): 1-12 [
DOI:10.1016/j.jhydrol.2009.08.021]
15. Mahdavi, R., J. Abedi Koupaee, M. Rezaee and M. Abdolhasani.Site selection for artificial feeding of groundwater using GIS and RS. 2004. 2nd Students Conference on Soil and Water Resources. Shiraz University. Iran. 1-11 pp (In Persian).
16. Masoudi, M. and S. Barzegar. 2004. Assessment and Mapping of Qualitatative and Quantitative Severity Degradation of Groundwater Resourses using the Modified IMDPA Desertification Model and GIS. A Case Study: Firuz-abad Plain of Fars province. Iran irrigation and water engineering, 5(20): 86-95 (In Persian).
17. Mckee, T.B., N.J. Doesken and J. Kleist. 1993. The relationship of drought frequency and duration to time scales. 8th Conference of Applied Climatology, 179-184. Aneheim.
18. Mendicino, G., A. Senatore and P. Versace. 2008. A groundwater resource index (GRI) for drought monitoring and forecasting in a mediterranean climate. Journal of Hydrology, 282-302. [
DOI:10.1016/j.jhydrol.2008.05.005]
19. Mofidipoor, N., V. Sheikh, M. Ownegh and A. Sadodin. The Analysis of Relationship between Meteorological and Hydrological Droughts in Atrak Watershed. Journal of Watershed Management Research, 3(5): 16-26 (In Persian).
20. Mohammadi, M., H. Moradi amd M. Vafakhah. 2012. Spatial Distribution and Relationship between Meteorological Droughts and Groundwater in Arak Plain. Natural Geographic Quarterly, 5(15): 77-84 (In Persian).
21. Mohammadi, S., F. Naseri and H. Nazaripour. 2018. Investigating the temporal variation and meteorological drought effect on groundwater resources in Kerman plain using SPI and GRI indices. Ecohydrology, 5(1): 11-22 (In Persian).
22. Moradi, H., A. Sepahvand and M. Khazayi. 2009. Assessment of meteorological and hydrological drought by using the modified SPI index and SDI (Case study: Khorramabad watershed). 5th National Conference on Science and Engineering Iranian Watershed. 1-10 pp., Karaj, Iran.
23. Nalbantis, I. 2008. Evaluation of a Hydrological Drought index. European Water, 23(24): 67-77. [
DOI:10.1007/s11269-008-9305-1]
24. Roshun, H. and M. Habibnejad Roshan. 2018. Monitoring of Temporal and Spatial Variation of Groundwater Drought using GRI and SWI Indices (Case Study: Sari-Neka Plain). Journal of Watershed Management Research, 9(17): 269-279 (In Persian). [
DOI:10.29252/jwmr.9.17.269]
25. Shakiba, A., B. Mirbagheri and A. Kheiri. 2010. Drought and its impact on groundwater resources in the East Kermanshah province. Geography (Journal of Geographical Society of Iran), 105-124 (In Persian).
26. Tabatabaeefar, M., Gh, Zehtabian. M. Rahimi and Sh. Nikoo. 2014. Study of temporal and spatial variations of groundwater quality and quantity in Garmsar Plain. Journal of Desert Ecosystem Engineering, 3(4):91-102 (In Persian).
27. Tsakiris, G., D. Pangalou and H. Vangelis. 2007. Reginal Drought Assessment based on the Reconnaissance Drought index (RDI). Water Resources Management, 21: 821-833. [
DOI:10.1007/s11269-006-9105-4]
28. Yasamani, S., H. Mohammadzadeh and A. Mosaedi. .2012. Investigation of drought effect on groundwater table changes in Torbat Jahr Fariman Plain using SPI and GRI indices. 16th Symposium of Geological Society of Iran, Shiraz University, Shiraz, 1-7 pp (In Persian).
29. Zhang, Z., X. Chen, Y.X. Chong, Y. Hong, J. Hardy and Z. Sun. 2015. Examining the influence of river-lake interaction on the drought and water resources in Poyang Lake basin. Journal of hydrology, 522: 510-521. [
DOI:10.1016/j.jhydrol.2015.01.008]