Wan Mohamad Hanapi, Wan Muhamad Syakir, and Saifulnizan Jamian. 2024. “Fabrication of Aluminium LM6 Hollow Cylinder Using Vertical Centrifugal Casting”. Research Progress in Mechanical and Manufacturing Engineering 4 (2): 217-25. https://penerbit.uthm.edu.my/periodicals/index.php/rpmme/article/view/13573.