Annisa, Nur, Fajar Budi Guntoro, Lola Charolita, and Tri Widayatno. 2020. “Degradasi Zat WarnaMethylene BlueDengan Metode Oksidasi Menggunakan Kalium Ferrat”. Prosiding University Research Colloquium, May, 215-19. https://repository.urecol.org/index.php/proceeding/article/view/920.