Akram Abdullah, Ahmed, and Awad Hallosh Khidhir. “The Effect of Mold Rotational Speed on Mechanical Properties of Functionally Graded Polymeric Matrix Composites”. Al-Rafidain Engineering Journal (AREJ) 23, no. 2 (April 28, 2015): 1–12. Accessed September 8, 2025. https://jamh.uomosul.edu.iq/index.php/arej/article/view/30474.