Reference

S. Spezzaferri, Fred Rögl, Stjepan Coric, Johann Hohenegger (2004): Paleoenvironmental changes and agglutinated foraminifera across the Karpatian/Badenian (Early/Middle Miocene) boundary in the Styrian Basin (Austria, Central Paratethys). In: Bubik, M. & Kaminski, M. A. (eds.) – Grzybowski Found. Sp. Publ. – 8: 423 - 459.