Smart Cities, Green Technologies and Intelligent Transport Systems 7th International Conference, SMARTGREENS, and 4th International Conference, VEHITS 2018, Funchal-Madeira, Portugal, March 16-18, 2018, Revised Selected Papers - Donnellan, Brian; Donnellan, Brian; Klein, Cornel; Klein, Cornel; Helfert, Markus; Helfert, Markus; Gusikhin, Oleg; Gusikhin, Oleg (Springer International Publishing : Imprint: Springer, 2019)