About this article
Published Online: Dec 31, 2018
Page range: 134 - 142
DOI: https://doi.org/10.2478/disp-2009-0006
© 2009 Dan Zeman, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Dan Zeman
LOGOS — Universitat de Barcelona,
Barcelona