@book{22776,
	author = {López León, Oscar David },
	title = {Vital /},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2017.},
	address = {Bogotá (Colombia) :},
	url = {https://drive.google.com/drive/folders/1CDCgkTiPp765E9a-c4zaHFAJMRPXBpAZ?usp=drive_link}
}