@article{
    Oja03ncs,
    author = "Oja, Merja and Kaski, Samuel and Kohonen, Teuvo",
    note = "Available in electronic form at http://www.soe.ucsc.edu/NCS/",
    title = "Bibliography of Self-Organizing Map ({SOM}) Papers: 1998--2001 Addendum",
    journal = "Neural Computing Surveys",
    volume = "3",
    flags = "public",
    year = "2003",
    pages = "1-156"
}