Ramadhanti AR, Awaluddin A, Nurhayati N, Siregar SH. Degrading colour with magnets: degradation of methylene blue MnOx-Fe3O4 using the photo-fenton method. Acta.Chim.Asiana [Internet]. 2025 Nov. 28 [cited 2025 Nov. 29];8(2):726-32. Available from: https://aca.unram.ac.id/index.php/ACA/article/view/236