João Porto de Albuquerque Holger Isenberg Heiko Krumm Paulo Lício de Geus Improving the Configuration Management of Large Network Security Systems. 36-47 2005 conf/dsom/2005 DSOM http://dx.doi.org/10.1007/11568285_4 db/conf/dsom/dsom2005.html#AlbuquerqueIKG05