@article {37545,
	title = {Morphometric variation within and between populations of the pine aphid, Cinara nigra (Wilson) (Homoptera: Aphidoidea: Lachnidae), in western North America},
	volume = {68},
	year = {1990},
	pages = {1410-1419},
	publisher = {Canadian Journal of Zoology},
	url = {http://article.pubs.nrc-cnrc.gc.ca/RPAS/RPViewDoc?_handler_=HandleInitialGet\&calyLang=eng\&journal=cjz\&volume=68\&articleFile=z90-031.pdf},
	author = {Foottit, R. G. and Mackauer, M.}
}
