“KAJIAN TEKNIS PENGGUNAAN MATERIAL SUPPORT PADA LAYERING FRONT PENAMBANGAN DI PT MANDALA KARYA PRIMA JOB SITE PT MANDIRI INTIPERKASA KALIMANTAN UTARA”. PROCEEDINGS OF NATIONAL COLLOQUIUM RESEARCH AND COMMUNITY SERVICE, vol. 9, Dec. 2025, pp. 33-38, https://doi.org/10.33019/jn4qmy31.