Authors
M. Bartlewska-Urban
Wrocław University of Technology, Faculty of Geoengineering, Mining and Geology, Wrocław, Poland
T. Strzelecki
Wrocław University of Technology, Faculty of Technology And Natural Sciences, Wrocław, Poland
© 2018 M. Bartlewska-Urban, T. Strzelecki, published by Wroclaw University of Science and Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.