Waroonrod J, Tangchaichit K. The Transition Curve from Plate-Like to Beam-Like Behaviors in the Free Vibration of a Beam with both ends fixed and Variable Varied Mechanical Properties. Eng Appl Sci Res [internet]. 2012 Jun. 6 [cited 2026 Aug. 31];34(3):375-90. available from: https://ph01.tci-thaijo.org/index.php/easr/article/view/1829