@article {51611,
	title = {Assessment of the use of lichens as biomonitoring tools in the Athabasca oil sands region},
	year = {2001},
	pages = {49 pages },
	institution = {Wood Buffalo Environmental Association },
	address = {Fort McMurray, AB},
	keywords = {acidity, air emissions, alkalinity, biomonitoring, lichen, metals, pH, sulphur and SO2},
	author = {Enns, K.}
}
