Reference

Andrzej Slaczka, Marta Bak, Clemens Pfersmann, Veronika Koukal, Michael Wagreich, Szymon Kowalik, Martin Maslo (2018): Jurassic–Cretaceous radiolarian-bearing strata from the Gresten Klippen Zone and the St. Veit Klippen Zone (Wienerwald, Eastern Alps, Austria): Implications for stratigraphy and paleogeography – Austrian Journal of Earth Sciences – 111: 204 - 222.