Direct synthesis of magnetic porous carbon from coconut husk and its application in catalytic degradation of p-nitrophenol by H2O2 - Nguyen, Minh-Hung; Do, Ngoc-Han; Do, Ngoc-Hang; Bui, Le-Nam-Quang; Lam, Hoa-Hung; Tran-Thuy, Tuyet-Mai; Nguyen, Quang-Long; Nguyen, Van-Dung (VNUHCM Journal of Engineering and Technology, 2023)