Ruiz Méndez, M. V., J. Huesa Lope, J. Pereda, and M. C. Dobarganes. 1991. “Assays for Physical Refining of Shea Butter”. Grasas Y Aceites 42 (2):121-26. https://doi.org/10.3989/gya.1991.v42.i2.1259.