Authors
Piotr Moska
Silesian University of Technology, Institute of Physics – Center for Science and Education, Gliwice, Poland
Grzegorz Adamiec
Silesian University of Technology, Institute of Physics – Center for Science and Education, Gliwice, Poland
Zdzisław Jary
Institute of Geography and Regional Development, University of Wroclaw, Wroclaw, Poland
Andrzej Bluszcz
Silesian University of Technology, Institute of Physics – Center for Science and Education, Gliwice, Poland
Grzegorz Poręba
Silesian University of Technology, Institute of Physics – Center for Science and Education, Gliwice, Poland
Natalia Piotrowska
Silesian University of Technology, Institute of Physics – Center for Science and Education, Gliwice, Poland
Marcin Krawczyk
Institute of Geography and Regional Development, University of Wroclaw, Wroclaw, Poland
Jacek Skurzyński
Institute of Geography and Regional Development, University of Wroclaw, Wroclaw, Poland