et. al., M.G. 2021. Vibrational Analysis of Damped Non-Homogeneous Annular Plate Whose Thickness Changes Exponentially with Winkler’s Type Elastic Foundation. Turkish Journal of Computer and Mathematics Education (TURCOMAT). 12, 12 (May 2021), 2096–2105. DOI:https://doi.org/10.17762/turcomat.v12i12.7742.