Yustina Hong Lawing and Merdi Handayani 2026. RECLAMATION OF FORMER COAL MINING LAND AT THE NORTHERN PIT OF CV. SEMOGA SURYA SENTOSA, SELUANG RIVER, SAMBOJA, EAST KALIMANTAN. Multidisciplinary Indonesian Center Journal (MICJO). 3, 1 (Jan. 2026), 1641–1649. DOI:https://doi.org/10.62567/micjo.v3i1.2110.