Reyes-Aguero, J. A., & Aguirre Rivera, . J. R. (2011). Agrobiodiversity of cactus pear (Opuntia, Cactaceae) in the Meridional Highlands Plateau of Mexico. JNRD - Journal of Natural Resources and Development, 1, 01–09. https://doi.org/10.5027/jnrd.v1i0.01