فهرس المقالات بهروز پارسا مقدم المقاله 1 - An Efficient Numerical Approach for Approximating Nonlocal Variable-Order Weakly Singular Integro-Differential Equations Nayereh Tanha Behrouz Parsa Moghaddam Mousa Ilie Iranian Journal of Optimization , العدد 5 , السنة 15 , پاییز 2023