“HIGH TURBIDITY AND COD REMOVAL IN RIVER WATER USING LOW DOSAGE PLANT-BASED TACCA LEONTOPETALOIDES FLOCCULANT (TBPF) FOLLOWED BY ACTIVATED CARBON TREATMENT ” (2022) Jurnal Teknologi (Sciences & Engineering), 85(1), pp. 125–131. doi:10.11113/jurnalteknologi.v85.17604.