@book{52868,
	author = {Bustamante Estrada, Carlos Javier  and Marmolejo Perlaza, Yarid },
	title = {Diseño y prototipo de férula  [Formato electrónico] },
	publisher = {Los autores,},
	year = {2016},
	address = {Colombia :},
	url = {http://repository.unac.edu.co/handle/11254/379}
}