IP over WDM networks: a policy-based management approach. - Nikolaos Vardalachos; Alex Galis; Eduardo Grampín; Joan Serrat 001 (NOMS, 2002)

Network-centric context-aware service over integrated WLAN and GPRS networks. - Kun Yang 001; Alex Galis; Joan Serrat 001; Kerry Jean; Nikolaos Vardalachos; Xin Guo (PIMRC, 2003)

Towards Programmable Context-Aware Voice Services. - Kerry Jean; Nikolaos Vardalachos; Alex Galis (INTELLCOMM, 2005)

Framework for managing context-aware multimedia services in pervasive environments. - Jaime Martín Serrano; Javier Justo; Ricardo Marin; Joan Serrat-Fernández; Nikolaos Vardalachos; Kerry Jean; Alex Galis (Int. J. Internet Protoc. Technol., 2007)