@book{25493,
	author = {Llinás Solano, Humberto. and Rojas Álvarez, Carlos,},
	title = {Estadística descriptiva y distribuciones de probabilidad /},
	publisher = {Universidad del Norte,},
	year = {2017.},
	address = {Barranquilla :},
	url = {https://elibro.net/ereader/politecnicointernacional/70059}
}