@article {919,
	title = {The lichen genus Porina in Macaronesia with descriptions of two new species.},
	journal = {Lichenologist},
	volume = {39},
	year = {2007},
	pages = {15-33},
	author = {Serusiaux, E. and Berger, F. and Brand, M. and Coppins, B. J.}
}
