@book{106276,
	author = {Hacyan, Shahen. and e-libro, Corp.},
	title = {Relatividad para principiantes},
	publisher = {FCE :},
	year = {2002.},
	address = {México :},
	edition = {3a ed.},
	url = {https://elibro.net/ereader/politecnicointernacional/71941}
}