Template:Scheidegger, 1993
- Scheidegger, C. 1993. A Revision of European Saxicolous Species of the Genus Buellia De Not. and Formerly Included Genera. The Lichenologist 25(4): 315–364. RLL List # 154 / Rec.# 16577 – Recent Literature on Lichens DOI: 10.1006/lich.1993.1001