@book {922,
	title = {Die Flechtenfamilie Graphidaceae. Studien in Richtung einer naturlicheren Gliederung.},
	series = {Bibliotheca Lichenologica},
	volume = {85},
	year = {2002},
	pages = {526},
	publisher = {J. Cramer},
	organization = {J. Cramer},
	address = {Berlin},
	author = {Staiger, B.}
}
