@INPROCEEDINGS { AUTHOR = "Felipe Bravo-Marquez and Marcelo Mendoza and B{\'a}rbara Poblete", TITLE = "Combining Strengths, Emotions and Polarities for Boosting Twitter Sentiment Analysis", BOOKTITLE = "2nd International Workshop on Issues of Sentiment Discovery and Opinion Mining (WISDOM)", PAGES = "article 2", MONTH = "Aug", YEAR = "2013", ADDRESS = "Chicago, IL, USA", PUBLISHER = "ACM Press", ISBN = "978-1-4503-2332-1", }