@book{169030,
	author = {Chavarro Cadena, Jorge Enrique and Varón García, Leonardo},
	title = {Estatuto Tributario Nacional 2020},
	publisher = {Grupo Editorial Nueva Legislación,},
	year = {2020},
	address = {Bogotá:},
	url = {https://app.vlex.com/#/sources/32206}
}