Wakila, M.H. et al. 2026. Geochemical Analysis to Determine the Quality of Limestone in the Mario Riaja Area, Soppeng Regency, South Sulawesi Province. Cognitia : International Engineering Journal. 2, 1 (Jun. 2026), 39–48. DOI:https://doi.org/10.63288/ciej.v2i1.19.