López G., J., Rodriguez G., A., Pèrez R., L. and Fuentes R., J.M. 1996. A Survey of Forage Uses of Cactus in Northern Mexico . Journal of the Professional Association for Cactus Development. 1, (Jan. 1996), 11–15. DOI:https://doi.org/10.56890/jpacd.v1i.196.