@article{
    Lagus99,
    author = "Lagus, Krista and Honkela, Timo and Kaski, Samuel and Kohonen, Teuvo",
    title = "{WEBSOM} for Textual Data Mining",
    journal = "Artificial Intelligence Review",
    number = "5/6",
    month = "December",
    volume = "13",
    year = "1999",
    pages = "345-364"
}