@mastersthesis {29465,
	title = {The physical environment of an abandoned strip-mine near Cadomin, Alberta},
	volume = {Geography},
	year = {1973},
	pages = {100},
	address = {University of Alberta},
	keywords = {coal},
	url = {http://search.proquest.com/docview/302689632},
	author = {Root, John David}
}
