@article{RovettaNCL09,
    author = "Rovetta, Stefano and Masulli, Francesco and Filippone, Maurizio",
    title = "Soft Ranking in Clustering",
    journal = "Neurocomputing",
    volume = "72",
    number = "7-9",
    year = "2009",
    month = "March",
    pages = "2028-2031",
    url = "http://dx.doi.org/10.1016/j.neucom.2008.11.015"
}