@book{566,
	author = {Sandor, Bela I. and Richter, Karen J.},
	title = {Ingeniería mecánica dinámica},
	publisher = {Prentice-Hall Hispanoamericana,},
	year = {1989},
	address = {México, D. F. :},
	note = {Trad. de : Enginearing mechanics dynamics, 2 ed. de 1987}
}