Lukman Hakim Nasution, Farouk Sumarli, Rafit Mahendra, Inpenas, Heri Suripto, Alpison, and Yasin Yusuf. “Mathematica Model Physical Collision On Comminution and Fragmentation Of Brittle Material Fracture”. Aptek 15, no. 1 (December 28, 2022): 59–64. Accessed April 26, 2024. https://journal.upp.ac.id/index.php/aptek/article/view/1659.