Nguyen Thi Phuong Nhung, Phan Minh Quoc Binh, Vo Van Vu Thanh, and Nguyen Van Kiet. “Developing superhydrophobic/Superoleophilic Polyurethane Sponge Based on Fe3O4 Particles for Oil - Water Separation”. Petrovietnam Journal, Vol. 6, Dec. 2024, pp. 82 -87, doi:10.47800/PVSI.2024.06-09.