@mastersthesis {41862,
	title = {Breeding habitat ecology of the barred owl (Strix varia) at three spatial scales in the boreal mixedwood forest of north-central Alberta},
	volume = {Biological Sciences},
	year = {1999},
	address = {University of Alberta},
	keywords = {Aves},
	url = {http://search.proquest.com/docview/304544050},
	author = {Olsen, Benjamin Theodore}
}
