L. Godinho and  N. Teixeira,  National Image in the Age of Mass  Self-Communication: An Analysis of Internet Users' Perception of Portugal.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2015, vol. 102(6). 2248 - 2257
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10003859.