Reference

Tülin Yilmaz, M.C. Göncüoglu, A.G. Türkmenoglu, G. Saydam-Demiray (2011): An approach for paleoclimatic conditions for the formation of Lower Givetian ironstones within carbonate platform succession in NW Anatolia. – Berichte des Institutes für Geologie und Paläontologie der Karl-Franzens-Universität Graz – 16: 94 - 95.