@article {97,
	title = {The Lichen Genus <em>Psoromidium</em> Stirton},
	journal = {The Lichenologist},
	volume = {17},
	number = {2},
	year = {1985},
	pages = {173-188},
	chapter = {173},
	author = {D.J. Galloway and P.W. James}
}
