Morphology and evolution of certain Paleozoic Nuculanidae from the Midcontinental United States. Egbert G. Driscoll 1966 | volume 22 | issue 1 | pages 1–26 PDF
Axinite and barium-adularia from Chvaletice in the Železné hory. / Axinit a barnatý adular z Chvaletic v Železných horách. Vladimír Hoffman , František Novák 1966 | volume 22 | issue 1 | pages 27–46 PDF
