Published Online: Dec 31, 2018
Page range: 417 - 425
DOI: https://doi.org/10.2478/disp-2012-0008
© 2012 David Pineda, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
David Pineda
Universitat de Girona,