Authors
Anna Pajdak
The Strata Mechanics Research Institute of the Polish Academy of Sciences,, Cracow, Poland
Mateusz Kudasik
The Strata Mechanics Research Institute of the Polish Academy of Sciences,, Cracow, Poland
© 2017 Anna Pajdak, Mateusz Kudasik, published by Wroclaw University of Science and Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.