@article {46966,
	title = {Does mechanical site preparation affect trembling aspen density and growth 9-12 years after treatment?},
	volume = {32},
	year = {2006},
	pages = {299-306},
	publisher = {New Forests},
	author = {Fraser, Erin C. and Landh{\"a}usser, Simon M. and Lieffers, Victor J.}
}
