فهرس المقالات Stochastic data حرية الوصول المقاله صفحة الملخص نص كامل 1 - Using Stochastic DEA for Identifying and ranking factors affecting the quality of metal structures construction (case study of metal structures factory) مهرداد اصلانی Hadi Talkhabi محمد ایزدی خواه حرية الوصول المقاله صفحة الملخص نص كامل 2 - Analysis of the projection points of the sustainable supply chain of the concrete industry in Guilan Province with random data envelopment analysis Fatemeh Shoaeshargh Mansour Soufi Alireza Amirteimoori Mahdi Fadaei Eshkiki