Helge Hagenauer Norbert Martinek Werner Pohlmann Ada Meets Giotto. 237-248 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3063&spage=237 2004 conf/adaEurope/2004 Ada-Europe db/conf/adaEurope/adaEurope2004.html#HagenauerMP04