@article {45145,
	title = {Alternative silviculture for boreal mixedwood forests of Alberta},
	year = {2004},
	pages = {20},
	institution = {Sustainable Forest Management Network},
	url = {http://sfmnetwork.ca/docs/e/SR_200304lieffersvalte_en.pdf},
	author = {Lieffers, Victor and Grover, Brigitte}
}
