Coal Downstream Potential in Central Kalimantan. Asian Journal of Social and Humanities, [S. l.], v. 4, n. 6, p. 2790–2799, 2026. DOI: 10.59888/ajosh.v4i6.687. Disponível em: https://ajosh.org/jsh/article/view/687. Acesso em: 24 jun. 2026.