About this article
Published Online: Sep 18, 2016
Page range: 197 - 227
DOI: https://doi.org/10.1515/eec-2016-0010
Keywords
© 2016 Nicolaus Copernicus University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Czyżewski, Bazyli
Polcyn, Jan