@article {4019,
	title = {Cladoniaceae},
	journal = {Nordic Lichen Flora},
	volume = {5},
	year = {2013},
	pages = {117 pp.},
	isbn = {978-91-85221-29-5},
	author = {Ahti, T. and Stenroos, S. and Moberg, R.}
}
@article {3335,
	title = {The lichen genus Heterodermia in Europe and the Macaronesian islands},
	journal = {Bibliotheca Lichenologica},
	volume = {88},
	year = {2004},
	pages = {453-463},
	author = {Moberg, R.}
}
@article {3326,
	title = {Studies on the lichens of the Azores. Part 4. The genus Heterodermia},
	journal = {Symbolae Botanicae Upsalienses},
	volume = {32},
	year = {1996},
	pages = {187-194},
	author = {Moberg, R. and Purvis, O.W.}
}
@book {2911,
	title = {Cladoniaceae},
	series = {Nordic Lichen Flora},
	volume = {5},
	year = {2013},
	pages = {116 pp},
	publisher = {Nordic Lichen Society},
	organization = {Nordic Lichen Society},
	address = {Uppsala},
	isbn = {978-91-85221-29-5},
	author = {Ahti, T. and Stenroos, S.},
	editor = {Ahti, T. and Stenroos, S. and Moberg, R.}
}
