Satriana Aulia, Andi, Henny Magdalena, Lucia Litha Respati, Agus Winarno, and Harjuni Hasan. “Perhitungan Volume Overburden Menggunakan Metode Cut And Fill Di Pit P Pt. Coalindo Adhi Perkasa Sub Pt. International Prima Coal, Samarinda, Kalimantan Timur”. Journal of Comprehensive Science (JCS) 2, no. 9 (September 29, 2023): 1596–1604. Accessed October 18, 2024. https://jcs.greenpublisher.id/index.php/jcs/article/view/517.