Mohd Radzi, Muhammad Haiqal, and mohd azhar harimon. “The Effects of U-Shaped Side Groove on the Fracture Properties of Aluminium Alloy 6061 Using Finite Element Method Analysis”. Research Progress in Mechanical and Manufacturing Engineering 2, no. 2 (January 19, 2022): 877–884. Accessed April 28, 2024. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/4814.