Koji Okuma Yasuhiko Minamide Executing Verified Compiler Specification. 178-194 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2895&spage=178 2003 conf/aplas/2003 APLAS db/conf/aplas/aplas2003.html#OkumaM03