Studi Pengaruh Powder Factor Terhadap Fragmentasi Peledakan Dan Produktivitas Alat Gali Muat Di PT. Ansaf Inti Resources Kabupaten Kutai Kartanegara Provinsi Kalimantan Timur: Study Of The Effect Of Powder Factor On Blasting Fragmentation And Productivity Of Loading Dig At PT Ansaf Inti Resources Kutai Kartanegara Regency East Kalimantan Province. (2022). MINERAL, 7(2), 1-7. https://doi.org/10.33019/mineral.v7i2.3346