@article {1570,
	title = {Nitrogen content, 15N natural abundance and biomass of the two pleurocarpous mosses Pleurozium schreberi (Brid.) Mitt.and Scleropodium purum (Hedw.) Limpr. in relation to atmospheric nitrogen deposition.},
	journal = {Environmental Pollution},
	volume = {134},
	year = {2005},
	pages = {465-473},
	author = {Solga, A. and Burkhardt, J. and Zechmeister, H.G. and Frahm, J.P.}
}
