Decision Support Systems VIII: Sustainable Data-Driven and Evidence-Based Decision Support 4th International Conference, ICDSST 2018, Heraklion, Greece, May 22-25, 2018, Proceedings - Dargam, Fatima; Dargam, Fatima; Delias, Pavlos; Delias, Pavlos; Linden, Isabelle; Linden, Isabelle; Mareschal, Bertrand; Mareschal, Bertrand (Springer International Publishing : Imprint: Springer, 2018)