Resume
This work is cataloged in the Scientific Portal. Officially published in International Journal of Information Communication Technologies and Human Development (2013). Referenced as: "Fernando Belfo; Rui D. Sousa; Belfo, Fernando Paulo; Sousa, Rui Dinis".
The complete abstract and full text can be accessed directly at the official DOI: https://doi.org/10.4018/jicthd.2013070102