About this article
Published Online: Feb 19, 2018
Page range: 209 - 220
DOI: https://doi.org/10.1515/eec-2017-0010
Keywords
© 2017 Beata Bielska et al., published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Bielska, Beata
Wróblewski, Michał