Title: Biblio RTF Export
Author: Biblio 7.x

C. M.  Wetmore, ?The Lichen Genus Nephroma in North and Middle America?, Publications of the museum Michigan State University, 1960.

C. J. B.  Hitch and Millbank, J. W., ?Nitrogen Metabolism in Lichens. VII. Nitrogenase Activity and Heterocyst Frequency in Lichens with Blue-Green Phycobionts?, New Phytologist, vol. 75, pp. 239-244, 1975.

P. W.  James and F. White, J., ?Studies on the genus Nephroma I. The European and Macaronesian species?, The Lichenologist, vol. 19, pp. 215-268, 1987.

K.  Yazici, ?Lichen flora of Trabzon [Trabzon ili likenleri]?, Turkish Journal of Botany, vol. 23, pp. 97-112, 1999.

T.  Goward and Arsenault, A., ?Cyanolichens and conifers: implications for global conservation?, For. Snow Landsc. Res., vol. 75, pp. 303-318, 2000.

?ArtDatabanken Swedish Species Information Centre?, 2009.

?Index Fungorum [taxonomy information]?, 2008.