Anam, Khairul, and Anindito Purnowidodo. “The Effect of Shot Peening Configurations on Residual Stress of Aluminium 5052”. International Journal of Integrated Engineering, vol. 11, no. 5, Sept. 2019, pp. 51-57, https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/3709.