About this article
Published Online: Dec 01, 2016
Page range: 66 - 77
Received: Sep 05, 2016
Accepted: Nov 14, 2016
DOI: https://doi.org/10.1515/pcssr-2016-0022
Keywords
© 2016 Henning Eichberg et al., published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Eichberg, Henning
Kosiewicz, Jerzy