Savitri, K. et al. 2022. Pengaruh Variasi Dosis Adsorben terhadap Penyisihan COD Buangan Akhir Palm Oil Mill Effluent (Pome) menggunakan Magnetic Biochar. Jurnal Offshore: Oil, Production Facilities and Renewable Energy. 6, 1 (Jun. 2022), 39–45. DOI:https://doi.org/10.30588/jo.v6i1.1156.