GALLEGOS-VÁZQUEZ, C. Milpa Alta. Journal of the Professional Association for Cactus Development, [S. l.], v. 9, p. 69, 2007. DOI: 10.56890/jpacd.v9i.251. Disponível em: https://www.jpacd.org/jpacd/article/view/251. Acesso em: 16 oct. 2025.