Geochemical controls of parent rocks on bauxite quality in Melugai, West Kalimantan, IndonesiaMuhammad Hery Setiyawan, Mega Fatimah Rosana, Johanes Hutabarat and Hill Gendoet HartonoE3S Web Conf., 688 (2026) 01016DOI: https://doi.org/10.1051/e3sconf/202668801016