The Changing of Dissolved Organic Matter Based on Its Molecular Weight Through Alum Coagulation and Adsorption Activated CarbonEuis Nurul Hidayah, Okik Hendriyanto Cahyonugroh, Anis Artiyani and Rusdiana SetyaningtyasMATEC Web Conf., 372 (2022) 05013DOI: https://doi.org/10.1051/matecconf/202237205013