@book{51253,
	author = {Eustorgio Rivera, Angel},
	title = {Implicaciones y oportunidades de la emergencia sanitaria por Covid-19 /},
	publisher = {Díaz de Santos},
	year = {2021},
	address = {Madrid},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.ebooks7-24.com/?il=15503}
}