@book{108678,
	author = {Coe, David T. and Helpman, Elhanan.},
	title = {International R&D spillovers and institutions /},
	publisher = {International Monetary Fund,},
	year = {2008.},
	address = {[Washington, District of Columbia] :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10368802}
}