FARAG, R. S.; HASSAN, M. N. A.; ALI, H. F. M. Bees wax and its unsaponifiables as natural preservative for butter and cottonseed oils. Grasas y Aceites, [S. l.], v. 44, n. 3, p. 183–189, 1993. DOI: 10.3989/gya.1993.v44.i3.1091. Disponível em: https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/1091. Acesso em: 6 may. 2024.