Reference
Lenka Hradecka, Harald Lobitzer, Franz Ottner, Lilian Svábenická, Marcela Svobodova (1999): Biostratigraphy and Facies of Selected Exposures in the Grünbach-Neue Welt Gosau Group (Coal-Bearing Series, Inoceramus Marl and Zweiersdorf Formation, Late Creataceous and Paleocene, Lower Austria) – Abhandlungen der Geologischen Bundesanstalt in Wien – 56_2: 519 - 551.