Adrianto, A., Hadi Pratomo, B., Cahya Pratiwi, D. and Rahmawati, E. (2023) “The The Effectivity of Palm Oil Kernel Shell (OPS-Fe3O4) for Phenol Waste Degradation Routes”, Al-Kimia, 11(2). doi: 10.24252/al-kimia.v11i2.39783.