Download Article
Download the full article as a PDF file.
Download the full article as a PDF file.
© 2018 Mieczysław Adamowicz, Selahettin Eraktan, Janusz Gudowski, Władysław Piskorz, published by Faculty of Geography and Regional Studies, University of Warsaw
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.