IRVIANSYAH, A.; NUR ICHSAN, A. M. COAL QUALITY ANALYSIS BERDASARKAN STUDI TECHNICAL IMPROVEMENT MANUAL SAMPLING . Prosiding Seminar Nasional Teknologi Industri (SNTI), [S. l.], v. 9, n. 1, p. 194–199, 2022. Disponível em: https://journal.atim.ac.id/index.php/prosiding/article/view/323. Acesso em: 3 jul. 2024.