@book{39706,
	author = {Shea, Donald Richard, and ebrary, Inc.},
	title = {The Calvo clause},
	publisher = {University of Minnesota Press,},
	year = {[1955]},
	address = {Minneapolis :},
	note = {Issued also in microfilm form, as thesis, University of Minnesota.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10231325}
}