Authors
Dominika Dąbrowska
University of Silesia, Faculty of Natural Sciences, Institute of Earth Sciences, Sosnowiec, Poland
Marek Ruman
University of Silesia, Faculty of Natural Sciences, Institute of Earth Sciences, Sosnowiec, Poland
Jacek Wróbel
University of Silesia, Faculty of Natural Sciences, Institute of Earth Sciences, Sosnowiec, Poland