JURADI, Muhammad Idris. Correlation Study Of Sulphur and Ash Content In Patappa Coal Area Pujananting Sub-District Barru District. Journal of Geology and Exploration, [S. l.], v. 3, n. 2, p. 55–58, 2024. DOI: 10.58227/jge.v3i2.173. Disponível em: https://ejournal.insightpublisher.com/index.php/JGE/article/view/173. Acesso em: 23 dec. 2025.