@article {4949,
	title = {{\"U}ber Funde von lichenicolen Pilzen und Flechten im s{\"u}dichen Norwegen},
	journal = {Herzogia},
	volume = {9},
	year = {1993},
	pages = {749-768},
	author = {Hafellner, J.}
}
@inbook {4780,
	title = {Sphaerophorus},
	booktitle = {Lichens of Great Britain and Ireland},
	year = {2009},
	pages = {846-847},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Wedin, M. and Gilbert, O.L.}
}
