@inproceedings{DBLP:conf/wims/OliveiraCA13,
  author    = {Nuno Oliveira and
               Paulo Cortez and
               Nelson Areal},
  title     = {Some experiments on modeling stock market behavior using
               investor sentiment analysis and posting volume from Twitter},
  booktitle = {WIMS},
  year      = {2013},
  pages     = {31},
  ee        = {http://doi.acm.org/10.1145/2479787.2479811},
  crossref  = {DBLP:conf/wims/2013},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}
@proceedings{DBLP:conf/wims/2013,
  editor    = {David Camacho and
               Rajendra Akerkar and
               Mar\'{\i}a Dolores Rodr\'{\i}guez-Moreno},
  title     = {3rd International Conference on Web Intelligence, Mining
               and Semantics, WIMS '13, Madrid, Spain, June 12-14, 2013},
  booktitle = {WIMS},
  publisher = {ACM},
  year      = {2013},
  isbn      = {978-1-4503-1850-1},
  ee        = {http://dl.acm.org/citation.cfm?id=2479787},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}