@article {45859,
	title = {A reconnaissance of population genetic variation in arctic and subarctic sulfur butterflies (Colias spp.; Lepidoptera, Pieridae)},
	volume = {83},
	year = {2005},
	pages = {1614-1623},
	publisher = {Canadian Journal of Zoology},
	url = {http://article.pubs.nrc-cnrc.gc.ca/RPAS/RPViewDoc?_handler_=HandleInitialGet\&calyLang=eng\&journal=cjz\&volume=83\&articleFile=z05-030.pdf},
	author = {Wheat, Christopher W. and Watt, Ward B. and Boutwell, Christian L.}
}
