John A. Fitzgerald Franz Geiselbrechtinger M. Tahar Kechadi Feature Extraction of Handwritten Symbols Using Fuzzy Logic. 493-498 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3060&spage=493 2004 conf/ai/2004 Canadian Conference on AI db/conf/ai/ai2004.html#FitzgeraldGK04