Reference
Peter Othmar Bilovitz, Pier Luigi Nimis, Stefano Martellos, Philippe Clerc, Tassilo Feuerer, Josef Hafellner, Claude Roux, Helmut Mayrhofer (2013): A transnational lichen inventory of the Alps: a long overdue task. – Nationalpark Hohe Tauern - Conference Volume – 5: 57 - 58.