@inproceedings{DBLP:conf/dgo/TavaresS06,
  author    = {Lu\'{\i}s Valadares Tavares and
               Paulo Silva},
  title     = {An electronic social network to market topics of public
               interest: Net@INA},
  booktitle = {DG.O},
  year      = {2006},
  pages     = {458-459},
  ee        = {http://doi.acm.org/10.1145/1146598.1146748},
  crossref  = {DBLP:conf/dgo/2006},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/dgo/2006,
  editor    = {Jos{\'e} A. B. Fortes and
               Ann Macintosh},
  title     = {Proceedings of the 7th Annual International Conference on
               Digital Government Research, DG.O 2006, San Diego, California,
               USA, May 21-24, 2006},
  booktitle = {DG.O},
  publisher = {Digital Government Research Center},
  series    = {ACM International Conference Proceeding Series},
  volume    = {151},
  year      = {2006},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}