@misc {IOPORT.70789770,
    author       = {Khadraoui, Abdelaziz and Opprecht, Wanda and L\'eonard, Michel and A{\"\i}donidis, Christine},
    title        = {Service specification upon multiple existing information systems},
    howpublished = {RCIS, 1-11 (2011).},
    year         = {2011},
    doi          = {10.1109/RCIS.2011.6006872},
    identifier   = {70789770},
}