See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/277247885 O Ecrã da Identificação / The Screen of Identification (PhD thesis) Thesis · December 2011 CITATIONS 0 READS 114 1 author: Luís Miguel Loureiro Universidade Lusófona do Porto 18 PUBLICATIONS 33 CITATIONS SEE PROFILE All content following this page was uploaded by Luís Miguel Loureiro on 26 May 2015. The user has requested enhancement of the downloaded file.