فهرست مقالات maryam khodadadi مقاله 1 - Allocation models for DMUs with negative data Ghasem Tohidi Maryam Khodadadi Journal of Industrial Engineering International , شماره 5 , سال 9 , زمستان 2013 مقاله 2 - IMPROVING THE SELECTION SYMMETRIC WEIGHTS AS A SECONDARY GOAL IN DEA CROSS-EFFICIENCY EVALUATION Ghasem Tohidi Maryam Khodadadi Elham Rostamiyan International Journal of Mathematical Modeling & Computations , شماره 1 , سال 3 , بهار 2013