@book{6247,
	author = {Estrada Orihuela, Sergio, },
	title = {Aportaciones cientificas y humanisticas mexicanas en el siglo XX /},
	publisher = {CONACYT, },
	year = {c2008},
	series = {Ciencia y Tecnología},
	address = {México, D.F. :},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/6783.pdf}
}