@article{journalsnnLaaksonenKO04,
author = {Jorma Laaksonen and Markus Koskela and Erkki Oja},
journal = {Neural Networks},
number = {8-9},
pages = {1121-1133},
title = {Class distributions on SOM surfaces for feature extraction and object retrieval},
volume = {17},
year = {2004},
}