Komane, Baatile; Vermaak, Ilze; Summers, Beverley; et al (2015). “Safety and efficacy of Sclerocarya birrea (A.Rich.) Hochst (Marula) oil: A clinical perspective”. Journal of Ethnopharmacology176: 327–335. doi:10.1016/j.jep.2015.10.037. PMID26528587.
Komane, Baatile; Vermaak, Ilze; Summers, Beverley; et al (2015). “Safety and efficacy of Sclerocarya birrea (A.Rich.) Hochst (Marula) oil: A clinical perspective”. Journal of Ethnopharmacology176: 327–335. doi:10.1016/j.jep.2015.10.037. PMID26528587.