%0 Conference Paper %D 2014 %T Framework for Customers’ Sentiment Analysis %A Marques-Lucena Catarina %A Sarraipa João %A Fonseca Joaquim %A Grilo António %A Jardim-Gonçalves Ricardo %P 849-860 %S Advances in Intelligent Systems and Computing %X n/a %Z n/a %8 Jan %9 Peer reviewed