@article {1354,
	title = {Terricolous alpine lichens are sensitive to both load and concentration of applied nitrogen and have potential as bioindicators of nitrogen deposition},
	journal = {Environmental Pollution},
	volume = {158},
	year = {2010},
	pages = {1296-1302},
	author = {Britton, A.J. and Fisher, J.M.}
}
