@mastersthesis {40078,
	title = {Toppling failure in rock slopes},
	volume = {Mining Engineering},
	year = {1995},
	pages = {267},
	address = {University of Alberta},
	keywords = {Cardinal River Coals Ltd.},
	url = {http://search.proquest.com/docview/193922423},
	author = {Bucek, Radko}
}
