About this article
Published Online: Dec 05, 2015
Page range: 23 - 33
Received: Oct 29, 2015
Accepted: Nov 16, 2015
DOI: https://doi.org/10.1515/pcssr-2015-0028
Keywords
© 2015 Wivi Andersen, published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Andersen, Wivi