@book{70685,
	author = {Vasigh, Bijan. and Fleming, Ken. and ebrary, Inc.},
	title = {Introduction to air transport economics},
	publisher = {Ashgate,},
	year = {c2013.},
	address = {Burlington, Vt. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10632281}
}