Jaana Kekäläinen Marko Junkkari Paavo Arvola Timo Aalto TRIX 2004 - Struggling with the Overlap. 127-139 2004 conf/inex/2004 INEX http://dx.doi.org/10.1007/11424550_11 db/conf/inex/inex2004.html#KekalainenJAA04