Michael Backes Birgit Pfitzmann Matthias Schunter A Toolkit for Managing Enterprise Privacy Policies. 162-180 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2808&spage=162 2003 conf/esorics/2003 ESORICS db/conf/esorics/esorics2003.html#BackesPS03