À propos de cet article
Publié en ligne: 31 déc. 2018
Pages: 48 - 52
DOI: https://doi.org/10.2478/disp-1997-0004
© 2019 Pedro Galvão, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Pedro Galvão
Av. Jaime Ferreira, 18 2580 Alenquer,Alenquer, Portugal