Valdez-Cepeda, Ricardo David, Raúl López-García, Ricardo Mata-González, Miguel Márquez-Madrid, and Fidel Blanco-Macías. “Fruit Attributes Depend on Cladode Length and Width in Opuntia Ficus-Indica Variety ‘Rojo Pelón’ in Zacatecas, Mexico”. Journal of the Professional Association for Cactus Development 20 (November 30, 2018): 151–161. Accessed October 16, 2025. https://www.jpacd.org/jpacd/article/view/34.