Hubungan Kadar Inherent Mosture (IM) Terhadap Nilai Kalori Batubara. ALKIMIA : Jurnal Ilmu Kimia dan Terapan, [S. l.], v. 3, n. 1, p. 26–28, 2019. DOI: 10.19109/alkimia.v3i1.3140. Disponível em: https://jurnal.radenfatah.ac.id/index.php/alkimia/article/view/3140.. Acesso em: 15 may. 2025.