@book{9551,
	author = {Neri Vela, Rodolfo. and Sanz Andrés, Angel.},
	title = {Satélites de comunicaciones / },
	publisher = {McGraw-Hill, },
	year = {D.L. 1991.},
	series = {Serie McGraw-Hill de divulgación científica},
	address = {Madrid [etc.] : }
}