@book{36903,
	author = {Denzinger, Heinrich Joseph Dominik and Catholic Church. Canons, decretals, etc.},
	title = {Enchiridion symbolorum},
	publisher = {Herder},
	year = {1973.},
	address = {Barcelona},
	edition = {36 ed. enmendada.},
	note = {Principles papal documents.}
}