@book{51454,
	author = {Mitra, Pritha, and Atoyan, Ruben. and ebrary, Inc.},
	title = {Ukraine gas pricing policy},
	publisher = {International Monetary Fund,},
	year = {2012.},
	series = {IMF working paper ;},
	address = {Washington, DC :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10627062}
}