@article{santos2011ESWA,
    
    author = {Igor Santos and J. de-la-Peña-Sordo and I. Pastor-López and  P. Galán-García and  P.G. Bringas},
    title = {Automatic Categorisation of Comments in Social News Websites},
    journal = {Expert Systems With Applications},
    volume = {39},
    number = {18},
    pages = {13417–-13425},
    note = {doi:10.1016/j.eswa.2012.05.061}
}