@ARTICLE {8241, author={R. Madureira and A. M. O. D. Duarte}, doi={10.1109/MTS.2012.2211153}, journal={IEEE Technology and Society Magazine}, title={The Challenge of Universal Service in 21st Century Portugal}, year={2012}, month={September}, volume={31}, number={3}, pages={27-33}, ISSN={0278-0097} }Create and download bib file