@article {25817,
	title = {Vegetation zonation in the Rocky Mountains},
	volume = {9},
	year = {1943},
	pages = {325-393},
	publisher = {Botanical Review},
	url = {http://www3.interscience.wiley.com/cgi-bin/fulltext/119844134/PDFSTART},
	author = {Daubenmire, R. F.}
}
