@article {47361,
	title = {Regional variability of species-specific crown openness for aspen and spruce in western boreal Canada},
	volume = {228},
	year = {2006},
	pages = {241-250},
	publisher = {Forest Ecology and Management},
	url = {http://www.sciencedirect.com/science?_ob=MImg\&_imagekey=B6T6X-4HPKBVJ-4-6\&_cdi=5042\&_user=1067473\&_orig=search\&_coverDate=03\%2F01\%2F2006\&_sk=997769998\&view=c\&wchp=dGLbVzz-zSkzS\&md5=3eb265aa38f2d574ed60f2c3a21c127a\&ie=/sdarticle.pdf},
	author = {Astrup, Rasmus and Larson, Bruce C.}
}
