@article {1957,
	title = {Trace metal contamination in and on Balsam fir (Abies balsamea (L) mill.) foliage in Southern Quebec, Canada},
	journal = {Water, Air, and Soil Pollution},
	year = {1995},
	pages = {175-191},
	author = {Lin, Z. Q and Schuepp, P. H and Schemenauer, R. S and Kennedy, G. G}
}
