@book{93966,
	author = {Fierro Leyva, Martín,},
	title = {La solidaridad en la pandemia :},
	publisher = {Universidad Autónoma de Guerrero ;},
	year = {[2022]},
	address = {Chilpancingo, Guerrero :},
	note = {"Conacyt"--Cover.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/111727/}
}