Serdar Cabuk Chris I. Dalton HariGovind V. Ramasamy Matthias Schunter Towards automated provisioning of secure virtualized networks. 235-245 2007 ACM Conference on Computer and Communications Security http://doi.acm.org/10.1145/1315245.1315275 conf/ccs/2007 db/conf/ccs/ccs2007.html#CabukDRS07