1. Ageno, A., Comas, P. R., Padró, L., & Turmo, J. (2013). The talp-upc approach to tweet-norm 2013. In Proceedings of the tweet normalization workshop at SEPLN 2013. Sociedad Española para el Procesamiento del Lenguaje Natural.
2. Conover, M., Ratkiewicz, J., Francisco, M., Gonçalves, B., Menczer, F., & Flammini, A. (2011). Political polarization on twitter. In ICWSM.
3. Automatic normalization of short texts by combining statistical and rule-based techniques;Costa-Jussa;Language Resources and Evaluation,2013
4. Dynamic topic-related tweet retrieval;Cotelo;Journal of the Association for Information Science and Technology,2014
5. Eisenstein, J. (2013). What to do about bad language on the internet. In Proceedings of NAACL-HLT (pp. 359–369).