@article {32277,
	title = {The role of lichens in boreal tundra transition areas},
	volume = {81},
	year = {1979},
	pages = {294-306},
	publisher = {The Bryologist},
	url = {http://www.plantbiology.siu.edu/faculty/vitt/pdf/59-1979.pdf},
	author = {Kershaw, K. A.}
}
