Reference
Oliver Krische, Laszlo Bujtor, Hans-Jürgen Gawlick (2013): Calpionellid and ammonite biostratigraphy of uppermost Jurassic to Lower Cretaceous sedimentary rocks from the Leube quarry (Northern Calcareous Alps, Salzburg, Austria). – Austrian Journal of Earth Sciences – 106_1: 26 - 45.