Reference
W. Kozlowski, P. Luczynski, S. Skompski, Katarzyna Sobien (2012): Spectral gamma-ray correlations controlled by other stratigraphic methods - case studies from a Silurian carbonate platform and periplatform settings, East European Craton (Poland, Ukraine). – Berichte des Institutes für Geologie und Paläontologie der Karl-Franzens-Universität Graz – 17: 32 - 32.