Reference
Reinhard Roetzel, Stjepan Coric, Ines Galovic, Fred Rögl (2006): Early Miocene (Ottnangian) coastal upwelling conditions along the southeastern scarp of the Bohemian Massif (Parisdorf, Lower Austria, Central Paratethys) – Beiträge zur Paläontologie – 30: 387 - 413.