TY  - JOUR
AU  - Samadianfard, Saeed
AU  - اسدی, اسماعیل
TI  - Prediction of SPI drought index using support vector and multiple linear regressions
JO  - Journal of Water and Soil Resources Conservation
VL  - 6
IS  - 4
SP  - 1
EP  - 16
PY  - 2017
DO  - 
ER  -