B. Rodríguez Pérez, M. M. Canales Martínez, J. G. Penieres Carrillo, and T. A. Cruz Sánchez, “Chemical composition, antioxidant properties and antimicrobial activity of Mexican propolis”, Acta Universitaria, vol. 30, pp. 1–30, Jan. 2020, doi: 10.15174/au.2020.2435.