Model and Data Engineering 8th International Conference, MEDI 2018, Marrakesh, Morocco, October 24-26, 2018, Proceedings - Abdelwahed, El Hassan; Abdelwahed, El Hassan; Bellatreche, Ladjel; Bellatreche, Ladjel; Golfarelli, Mattéo; Golfarelli, Mattéo; Méry, Dominique; Méry, Dominique; Ordonez, Carlos; Ordonez, Carlos (Springer International Publishing : Imprint: Springer, 2018)