List of Articles Ritz method Open Access Article Abstract Page Full-Text 1 - Modifying empirical equations of seepage estimation using dimensional analysis (Boldaji earth canal, Chaharmahal and Bakhtiari province) Ehsan Tavakoli بهزاد قربانی مهدی رادفر حسین صمدی بروجنی بیژن قهرمان Open Access Article Abstract Page Full-Text 2 - 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 3 - 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 4 - Elastic Buckling Analysis of Ring and Stringer-stiffened Cylindrical Shells under General Pressure and Axial Compression via the Ritz Method A Ghorbanpour Arani A Loghman A.A Mosallaie Barzoki R Kolahchi Open Access Article Abstract Page Full-Text 5 - Free Vibration Analysis of Non-Uniform Circular Nanoplate M Zarei M Ghalami-Choobar G.H Rahimi G.R Faghani Open Access Article Abstract Page Full-Text 6 - Investigation of Pre-buckling Stress Effect on Buckling Load Determination of Finite Rectangular Plates with Circular Cutout S Abolghasemi H.R Eipakchi M Shariati Open Access Article Abstract Page Full-Text 7 - Free Axisymmetric Bending Vibration Analysis of two Directional FGM Circular Nano-plate on the Elastic Foundation M Zarei Gh Rahimi Open Access Article Abstract Page Full-Text 8 - بررسی کمانش صفحات دایرهای و حلقوی ارتوتروپیک با ضخامت متغیر به روش ریلی- ریتز بهینه شده فاطمه فرهت نیا آرش گل شاه Open Access Article Abstract Page Full-Text 9 - برهمکنش سیال سازه در تحلیل ارتعاشات آزاد مخازن استوانه ای عمودی با کف انعطافپذیر از جنس مواد مدرج تابعی علی اکبر شفیعی مجتبی محزون احسان عسکری