FINAL PIT PLANNING COAL MINING IN 16 PHASE 2 SEAMS IN PT. KTC COAL MINING & ENERGY, KECAMATAN. PALARAN, SAMARINDA, EAST KALIMANTAN. Al-Fiziya: Journal of Materials Science, Geophysics, Instrumentation and Theoretical Physics, [S. l.], v. 2, n. 2, p. 112–118, 2019. DOI: 10.15408/fiziya.v2i2.12775. Disponível em: https://journal.uinjkt.ac.id/al-fiziya/article/view/12775. Acesso em: 27 jan. 2026.