RIYAN PRADIKA, M.; WINARNO, A. .; TRIDES, T. .; NUGROH, W.; JUVENSIUS PONTUS, A. Studi Pencampuran Batubara Beda Kualitas Untuk Memenuhi Permintaan Konsumen Pt. Multi Harapan Utama. Journal of Comprehensive Science (JCS), [S. l.], v. 2, n. 8, p. 1465–1481, 2023. DOI: 10.59188/jcs.v2i8.500. Disponível em: https://jcs.greenpublisher.id/index.php/jcs/article/view/500. Acesso em: 6 oct. 2024.