List of Articles Rayleigh-Ritz Open Access Article Abstract Page Full-Text 1 - Vibration Analysis for Rectangular Plate Having a Circular Central Hole with Point Support by Rayleigh-Ritz Method K Torabi A.R Azadi Open Access Article Abstract Page Full-Text 2 - Comparison of Two Kinds of Functionally Graded Cylindrical Shells with Various Volume Fraction Laws for Vibration Analysis M.R Isvandzibaei P.J Awasare Open Access Article Abstract Page Full-Text 3 - Coupled Vibration of Partially Fluid-Filled Laminated Composite Cylindrical Shells M.R Saviz Open Access Article Abstract Page Full-Text 4 - بررسی کمانش صفحات دایرهای و حلقوی ارتوتروپیک با ضخامت متغیر به روش ریلی- ریتز بهینه شده فاطمه فرهت نیا آرش گل شاه