فهرس المقالات A.A Ghorbanpour Arani المقاله 1 - Dynamic Response of Bi-Directional Functionally Graded Materials (BDFGMs) Beams Rested on Visco-Pasternak Foundation Under Periodic Axial Force 20.1001.1.20083505.2021.13.3.1.8 10.22034/jsm.2020.678358 A.A Ghorbanpour Arani S Niknejad A.A Abbasian Arani Journal of Solid Mechanics , العدد 4 , السنة 13 , تابستان 2021