@book{126438,
	author = {García Ruiz, Rafael Andrés and Gerardo Echavarría, Néstor },
	title = {Cun app /},
	publisher = {Corporación Unificada Nacional de Educación Superior - CUN},
	year = {2018},
	address = {Bogotá (Colombia)},
	url = {https://drive.google.com/file/d/1XbO0TNgMsTIePDERKM29hcrozMm-u_Ow/view?usp=drive_link}
}