فهرست مقالات Functionally graded beams دسترسی آزاد مقاله صفحه چکیده متن کامل 1 - An Approximate Solution of Functionally Graded Timoshenko Beam Using B-Spline Collocation Method D Mahapatra Sh Sanyal Sh Bhowmick 10.22034/jsm.2019.665909