@mastersthesis {30319,
	title = {Aspen forests of Jasper and Banff National Parks},
	volume = {Botany},
	year = {1976},
	pages = {144},
	address = {University of Alberta},
	keywords = {Populus},
	url = {http://search.proquest.com/docview/302840565},
	author = {Lulman, Phillip David}
}
