About this article
Published Online: Dec 31, 2018
Page range: 625 - 634
DOI: https://doi.org/10.2478/disp-2012-0024
Keywords
© 2012 Pedro Galvão, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Galvão, Pedro
Universidade de Lisboa e Grupo LanCog