فهرس المقالات L.B Rao المقاله 1 - Frequency Aanalysis of Annular Plates Having a Small Core and Guided Edges at Both Inner and Outer Boundaries 20.1001.1.20083505.2016.8.1.12.0 L.B Rao C.K Rao Journal of Solid Mechanics , العدد 1 , السنة 8 , زمستان 2016 المقاله 2 - Vibrations of Circular Plates with Guided Edge and Resting on Elastic Foundation 20.1001.1.20083505.2012.4.3.7.1 L.B Rao C.K Rao Journal of Solid Mechanics , العدد 4 , السنة 4 , تابستان 2012