An integrated network management solution for multi-technology domain networks. - Geert Jan Hoekstra; Willem A. Romijn; Harold C. H. Balemans; Abdelkader Hajjaoui; Gijs van Ooijen (Bell Labs Tech. J., 2002)

Quality of service for SIP sessions in 3GPP-based networks. - Sietse van der Gaast; Abdelkader Hajjaoui; Erik Meeuwissen (Bell Labs Tech. J., 2004)

GMPLS Control Plane, Policy-Based Management, and Information Modeling. - Håkon Lønsethagen; Anne-Grethe Kåråsen; Annikki Welin; Bela Berde; Abdelkader Hajjaoui (INFOCOM, 2006)

Network analysis using the ASON/GMPLS emulator eGEM. - Abdelkader Hajjaoui; Hanno Juechter; Gijs van Ooijen; Govinda Rajan; Walter Rothkegel; Willem van Willigenburg (Bell Labs Tech. J., 2006)