@article{
    journals/nn/LaaksonenKO04,
    author = "Laaksonen, Jorma and Koskela, Markus and Oja, Erkki",
    title = "Class distributions on SOM surfaces for feature extraction and object retrieval",
    ee = "http://dx.doi.org/10.1016/j.neunet.2004.07.007",
    journal = "Neural Networks",
    number = "8-9",
    volume = "17",
    year = "2004",
    bibsource = "DBLP, http://dblp.uni-trier.de",
    pages = "1121-1133"
}