Kabo, Kamaluddeen Suleiman, et al. “MODEL DEVELOPMENT AND OPTIMIZATION IN METHANOLYSIS OF RICE BRAN OIL USING NANOCRYSTALLINE K-ZnO CATALYST: BOX BEHNKEN DESIGN”. FUDMA Journal of Sciences, vol. 3, no. 2, Apr. 2023, pp. 103-14, https://doi.org/10.33003/.