فهرست مقالات manaf sharif مقاله 1 - An approach to rank efficient DMUs in DEA based on combining Manhattan and infinity norms Shokrollah Ziari Manaf Sharifzadeh Iranian Journal of Optimization , شماره 2 , سال 9 , زمستان 2017 مقاله 2 - Ranking efficient DMUs using the infinity norm and virtual inefficient DMU in DEA Shokrollah Ziari Manaf Sharifzadeh Iranian Journal of Optimization , شماره 5 , سال 8 , بهار 2016