Davide Chiarugi Michele Curti Pierpaolo Degano Roberto Marangoni 207-220 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3082&spage=207 2004 conf/cmsb/2004 CMSB db/conf/cmsb/cmsb2004.html#ChiarugiCDM04