@article {21,
	title = {A new species in the the lichen genus <em>Fuscoderma</em> from New Guinea},
	journal = {The Lichenologist},
	volume = {34},
	number = {1},
	year = {2002},
	pages = {33-37},
	chapter = {33},
	author = {P.M J{\o}rgensen and H.J.M. Sipman}
}
@article {1484,
	title = {The significance of the northern Andes for lichens},
	journal = {Botanical Review},
	volume = {68},
	number = {no. 1, Plant Evolution and Endemism in Andean South America},
	year = {2002},
	pages = {88-89},
	chapter = {88},
	url = {http://www.jstor.org/stable/4354412},
	author = {H.J.M. Sipman}
}
