Cloud infrastructures, services, and IoT systems for smart cities Second EAI International Conference, IISSC 2017 and CN4IoT 2017, Brindisi, Italy, April 20-21, 2017 : proceedings - Longo, Antonella; Zappatore, Marco; Villari, Massimo 1972-; Rana, Omer; Bruneo, Dario; Ranjan, Rajiv; Fazio, Maria; Massonet, Philippe (Springer, 2018)