rezaei arefi, mohsen, zangeneh asadi, mohammad ali, behniyafar, aboalfazl, javanbakht, Mohammad. “Identification and classification of karst forms based on the models of Cvijic, Walthem, Komatina, and Herak  (case study: Kalat Mountain Basin, Northeast of Iran).” Geography, vol. 17, no. 62, 2020, pp. 0-0.