M., O. S., A., M. H., & K., I. A. R. (2012). Evaluation Study of Glass Fiber Reinforced Polyester and Kevlar Reinforced Polyester by Taguchi Method. Al-Khwarizmi Engineering Journal, 8(4), 53-61. https://www.alkej.uobaghdad.edu.iq/index.php/alkej/article/view/147