Jayanudin, Jayanudin and Sulistyo Dhamar Lestari, Retno and Kustiningsih, Indar and Irawanto, Dandi and Bahaudin, Rozak and Wardana, Reyonaldo Langgeng Adi and Muhammad, Fakhri and Suyuti, Maulana and Luthfi, Muhammad (2021) Preparation of chitosan microspheres as carrier material to controlled release of urea fertilizer. South African Journal of Chemical Engineering, 38. pp. 70-77. ISSN 1026-9185