@inproceedings{Souza2012,
 author = {Souza, Marlo and Vieira, Renata},
 title = {Sentiment Analysis on Twitter Data for Portuguese Language},
 booktitle = {Proceedings of the 10th International Conference on Computational Processing of the Portuguese Language},
 series = {PROPOR'12},
 year = {2012},
 isbn = {978-3-642-28884-5},
 location = {Coimbra, Portugal},
 pages = {241--247},
 numpages = {7},
 url = {http://dx.doi.org/10.1007/978-3-642-28885-2_28},
 doi = {10.1007/978-3-642-28885-2_28},
 acmid = {2261085},
 publisher = {Springer-Verlag},
 address = {Berlin, Heidelberg},
 keywords = {portuguese language, sentiment analysis, twitter},
}