Ivan Bruha Pavel Kralik Petr Berka Genetic learner: Discretization and fuzzification of numerical attributes. 445-460 2000 4 Intell. Data Anal. 5 http://iospress.metapress.com/openurl.asp?genre=article&issn=1088-467X&volume=4&issue=5&spage=445 db/journals/ida/ida4.html#BruhaKB00