About this article
Published Online: Dec 23, 2016
Page range: 97 - 106
Received: May 23, 2016
Accepted: Oct 14, 2016
DOI: https://doi.org/10.1515/aupcsm-2016-0008
Keywords
© 2016 Elżbieta Król-Klimkowska et al., published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.
Król-Klimkowska, Elżbieta
Ptak, Marek