فهرس المقالات Keivan Torabi المقاله 1 - Whirling Analysis of Axial-Loaded Multi-Step Timoshenko Rotor Carrying Concentrated Masses 20.1001.1.20083505.2017.9.1.11.6 K Torabi H Afshari H Najafi Journal of Solid Mechanics , العدد 1 , السنة 9 , زمستان 2017 المقاله 2 - Exact Closed-Form Solution for Vibration Analysis of Truncated Conical and Tapered Beams Carrying Multiple Concentrated Masses 20.1001.1.20083505.2017.9.4.6.7 K Torabi H Afshari M Sadeghi H Toghian Journal of Solid Mechanics , العدد 5 , السنة 9 , پاییز 2017