Articles (2)
- Toby [Tobi] Spribille, Sergio Pérez-Ortega, Tor Tonsberg, D. Schirokauer (2010): Mining lichen diversity: systematics as a framework for identifying known unknowns in Alaska (U.S.A.). – Berichte des Institutes für Geologie und Paläontologie der Karl-Franzens-Universität Graz – 15: 44.
- Lepraria bergensis and L. obtusatica new to GermanyToby [Tobi] Spribille, Tor Tonsberg (2007): Lepraria bergensis and L. obtusatica new to Germany – Herzogia – 20: 327 - 328.