Activated Rice Husk as Chemical Oxygen Demand Reducing Agent in Petroleum Contaminated Water. Journal of Indian Association for Environmental Management (JIAEM), [S. l.], v. 41, n. 4, p. 1–6, 2023. Disponível em: https://or.niscpr.res.in/index.php/JIAEM/article/view/1082. Acesso em: 14 may. 2026.