@article {35117,
	title = {Modern pollen spectra from the western interior of Canada and the interpretation of Late Quaternary vegetation development},
	volume = {103},
	year = {1986},
	pages = {245-268},
	publisher = {New Phytologist},
	url = {http://www3.interscience.wiley.com/cgi-bin/fulltext/119239465/PDFSTART},
	author = {MacDonald, G.M and Ritchie, J.C.}
}
