“e Timoshenko Three-Beams Technique To Estimate The Main Elastic Moduli Of Orthotropic Homogeneous Materials”, alkej, vol. 1, no. 2, pp. 52–63, Dec. 2017, Accessed: May 08, 2024. [Online]. Available: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/12