@book{50478,
	author = {Lefcovich, Mauricio. and e-libro, Corp.},
	title = {Análisis inverso una nueva herramienta de gestión},
	publisher = {[El Cid Editor | apuntes],},
	year = {[2009]},
	address = {[Santa Fe, Argentina] :},
	url = {https://elibro.net/ereader/politecnicointernacional/29787}
}