@article {1536,
	title = {Vertical distribution of lichens on the mountain, Aucellabjerg, Northeastern Greenland},
	journal = {Arctic and Alpine Research},
	volume = {28},
	number = {1},
	year = {1996},
	month = {02/1996},
	pages = {111-117},
	url = {http://www.jstor.org/stable/1552093?origin=JSTOR-pdf},
	author = {Eric Steen Hansen}
}
@book {1425,
	title = {Greenland Lichens},
	year = {1995},
	pages = {124},
	publisher = {Rhodos},
	organization = {Rhodos},
	issn = {8772456428},
	author = {Eric Steen Hansen and J{\o}rgen Andersen}
}
@article {1450,
	title = {Lichenized, lichenicolous and other fungi from North and North-East Greenland},
	journal = {Folia Cryptogamica Estonica},
	volume = {37},
	year = {2000},
	pages = {1-20},
	url = {http://www.ut.ee/ial5/fce/FCE_eLibrary/FCEeBooks/FCE37eBook.pdf},
	author = {Vagn Alstrup and Eric Steen Hansen and Fred J.A. Daniels}
}
