Mustari Mustari, and Sajaruddin. “Rancang Bangun Alat Mesin Potong Batu Gunung Tipe Serpin”. Jurnal Informasi, Sains dan Teknologi 4, no. 2 (December 1, 2021): 62–69. Accessed November 16, 2024. https://isaintek.polinef.ac.id/index.php/isaintek/article/view/7.