Bridging the Gap between Privacy and Security in Multi-Domain Federations with Identity Tokens. - David J. Lutz; Ruth del Campo (MobiQuitous, 2006)

Harmonizing service and network provisioning for federative access in a mobile environment. - David J. Lutz; Patrick Mandic; Sascha Neinert; Ruth del Campo; Jürgen Jähnert (NOMS, 2008)