@book{72931,
	author = {Schrijver, Nico,},
	title = {Sovereignty over natural resources :},
	publisher = {Cambridge University Press,},
	year = {1997.},
	series = {Cambridge studies in international and comparative law ;},
	address = {New York :},
	url = {http://www.loc.gov/catdir/samples/cam034/96033595.html}
}