فهرس المقالات Atefeh Farshad المقاله 1 - Calculation of non-radial efficiency of decision-making units with fuzzy data using GDEA model Atefeh Farshad Mohsen Rostamy-Malkhalifeh International Journal of Data Envelopment Analysis , العدد 2 , السنة 9 , بهار 2021
