@book {23506,
	title = {Retreat of the last ice sheets in northeastern British Columbia and adjacent Alberta},
	year = {1981},
	pages = {1-22},
	address = {Ottawa : Geological Survey of Canada ; Hull, Que{\textasciiacute}bec : Sold by Canadian Govt. Pub. Centre, Supply and Services Canada},
	keywords = {Alberta, B.C., British Columbia, ice sheets, retreat},
	isbn = {0660105950; 9780660105956},
	author = {Mathews, W.H.}
}
