Smart Cities, Green Technologies, and Intelligent Transport Systems 10th International Conference, SMARTGREENS 2021, and 7th International Conference, VEHITS 2021, Virtual Event, April 28–30, 2021, Revised Selected Papers - Klein, Cornel; Jarke, Matthias; Helfert, Markus; Berns, Karsten; Gusikhin, Oleg (Communications in Computer and Information Science, 2022)