Volume & Issue: Volume 11, Issue 21, September 2021, Pages 1-200 (Spring & Summer) 
Analysis of Standardized Precipitation Drought Indices in the Cities of Ardebil Province

Pages 121-136

10.30473/grup.2020.7476

vahid safarian zengir; Broumand Salahi; Roghayeh Maleki Meresht; MohammadKia Kianian