فهرس المقالات R Madoliat المقاله 1 - A New Finite Element Formulation for Buckling and Free Vibration Analysis of Timoshenko Beams on Variable Elastic Foundation 20.1001.1.20083505.2017.9.2.5.2 A Mirzabeigy M Haghpanahi R Madoliat Journal of Solid Mechanics , العدد 2 , السنة 9 , بهار 2017