Oskar Kohonen Sami Virpioja Mikaela Klami Allomorfessor: Towards Unsupervised Morpheme Analysis. 975-982 2008 CLEF http://dx.doi.org/10.1007/978-3-642-04447-2_129 conf/clef/2008 db/conf/clef/clef2008.html#KohonenVK08