Khammas Hussein, A. (2014) “Predication of A Mathematical Model for A Hardness in Steel-52100”, Journal of Engineering and Sustainable Development, 18(5), pp. 134–148. Available at: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/954 (Accessed: 22 April 2025).