Patandianan, E.A. 2022. COAL QUALITY REVIEW SURVEY, SORONG REGENCY, WEST PAPUA PROVINCE: SURVEY TINJAU KUALITAS BATUBARA KABUPATEN SORONG PROVINSI PAPUA BARAT. INTAN Jurnal Penelitian Tambang. 2, 1 (Feb. 2022), 27–35. DOI:https://doi.org/10.56139/intan.v2i1.18.