Reference
Bohdan Kribek, Jan Pasava, Harald Lobitzer (1999): The Behavior of Selected Trace Elements in Alpine Soils Developed on Black Shales in the Upper Part of the "Hauptdolomit" (Seefeld Area, Tyrol, Austria) – Abhandlungen der Geologischen Bundesanstalt in Wien – 56_2: 91 - 97.