Immobilization of heavy metal contaminants in mining waste through enzyme-induced calcite precipitation biocementationJodin Makinda, Khairul Anuar Kassim, Abubakar Sadiq Muhammed, Muttaqa Uba Zango and Lillian GungatE3S Web Conf., 464 (2023) 07001DOI: https://doi.org/10.1051/e3sconf/202346407001