فهرس المقالات Markowitz Optimization Model حرية الوصول المقاله صفحة الملخص نص كامل 1 - Comparative evaluation of the performance of selected portfoli-os based on AHP and Topsis multi-criteria decision-making techniques with Markowitz mean-variance model Mahmoud Hematfar 10.22034/amfa.2021.1921203.1553