Maestro-Durán, R., and R. Borja-Padilla. “Antioxidant Activity of the Nitrogeneous Natural Compounds”. Grasas y Aceites 44, no. 3 (June 30, 1993): 204–207. Accessed April 29, 2024. https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/1095.