@article {35123,
	title = {Natural vegetation and ecology of abandoned coal-mined land, Rocky Mountain foothills, Alberta, Canada},
	volume = {64},
	year = {1986},
	pages = {1286-1298},
	publisher = {Canadian Journal of Botany},
	url = {http://article.pubs.nrc-cnrc.gc.ca/RPAS/RPViewDoc?_handler_=HandleInitialGet\&calyLang=eng\&journal=cjb\&volume=64\&articleFile=b86-177.pdf},
	author = {Russell, W. B. and La Roi, G.H.}
}
