Evandro Franzen Dante Augusto Couto Barone Automatic Discovery of Brazilian Portuguese Letter to Phoneme Conversion Rules through Genetic Programming. 62-65 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2721&spage=62 2003 conf/propor/2003 PROPOR db/conf/propor/propor2003.html#FranzenB03