@book{97393,
	author = {Martínez Delgado, Gerardo,},
	title = {Después de la heroica fase de exploración :},
	publisher = {Universidad de Guanajuato ;},
	year = {2021.},
	address = {Guanajuato, México :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/125371/}
}