Abd Razak, N. ., S. A. Othman, and A. M. . A. Halim. “Safety in Industrial Radiography: A Short Review”. Emerging Advances in Integrated Technology, vol. 3, no. 2, Jan. 2023, pp. 60-64, https://publisher.uthm.edu.my/ojs/index.php/emait/article/view/12582.