Olfat, L., Pishdar, M. and Ghasemzadeh, F. (2019) “A TYPE-2 FUZZY NETWORK DATA ENVELOPMENT ANALYSIS FOR FMCG DISTRIBUTORS’ PERFORMANCE EVALUATION WITH SUSTAINABILITY APPROACH”, International Journal of Industrial Engineering: Theory, Applications and Practice, 26(5). doi: 10.23055/ijietap.2019.26.5.3596.