Isnin, Nur Sabrina, Sh Mohd Firdaus Sh Abdul Nasir, Abdul Rahman Hemdi, Hazimi Ismail, Hamid Yusoff, and Riana Nurmalasari. “THE EFFECT OF CO2 LASER ENGRAVE PARAMETERS ON SURFACE ROUGHNESS ON POLYMETHYLMETHACRYLATE (PMMA) ”. Jurnal Mekanikal 46, no. 2 (November 23, 2023): 114–121. Accessed July 16, 2024. https://jurnalmekanikal.utm.my/index.php/jurnalmekanikal/article/view/495.