@article {34114,
	title = {Biomonitoring of air pollution impacts in the Athabasca oil sands forests. In : Toxic substances and the forests environment, J. K. Samoil and G. B. Turtle, eds.},
	volume = {Forest Report 30},
	year = {1984},
	pages = {4-5},
	institution = {Canadian Forest Service, Northern Forestry Centre},
	author = {Addison, P. A.}
}
