M.K, Nor Khairusshima, Che Hassan C.H, Jaharah A. G, and Nurul Amin AKM. 2012. “Tool Wear and Surface Roughness on Milling Carbon Fiber-Reinforced Plastic Using Chilled Air”. Journal of Asian Scientific Research 2 (11):593-98. https://archive.aessweb.com/index.php/5003/article/view/3400.