@article {34881,
	title = {A facies approach to the stratigraphic analysis of Late Wisconsinan sediments in the Portal Creek area, Jasper National Park, Alberta},
	volume = {40},
	year = {1986},
	pages = {129-144},
	publisher = {G{\'e}ographie physique et Quaternaire},
	url = {http://www.erudit.org/revue/GPQ/1986/v40/n1/032619ar.pdf},
	author = {Levson, V. M. and Rutter, N. W.}
}
