@book{260227,
	author = {Van Hassel, H. J. and Coll, Irina},
	title = {Endodoncia},
	publisher = {Interamericana},
	year = {1979},
	series = {Clinicas Odontológicas de Norteamérica 1973/1979},
	address = {Mexico},
	note = {Págs.491-769}
}