Affandi NN, Fikri Tamrin K, Azam Khan A, et al. A Feasibility Study Of Low-Power Laser Trepanning Drilling Of Composite Using Modified DVD Writer. IJIE. 2020;12(3):187-196. Accessed April 8, 2026. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/5357