Lubis, Muhammad Sobron Yamin, Raylan Alexander, Gerard Theodorus, Salma Khaula Bazla, Muhamad Zaki Adika, Rifqi Andika Putra, Silvi Ariyanti, and Muhammad Zulkarnain. “Dimensional Accuracy Analysis of Tri-Angle Cutting Tool Insert Mold Prototypes Produced Using PETG-Based 3D Printing”. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) 4, no. 3 (December 28, 2025): 184–192. Accessed June 8, 2026. https://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/343.