@book{218366,
	author = {Martínez González, César Ramiro and Barrientos Priego, Alejandro F.},
	title = {Filogenia y morfología de opuntia ser. Streptacanthae (cactaceae) /},
	publisher = {El autor,},
	year = {2021.},
	address = {Chapingo, México :},
	url = {http://10.13.5.2/tesis/tm/2021_FI_Martinez_Gonzalez_CesarRamiro.pdf}
}