Trends in Cyber-Physical Multi-Agent Systems. The PAAMS Collection - 15th International Conference, PAAMS 2017 - De la Prieta, Fernando; De la Prieta, Fernando; Vale, Zita; Vale, Zita; Antunes, Luis; Antunes, Luis; Pinto, Tiago; Pinto, Tiago; Campbell, Andrew T.; Campbell, Andrew T.; Julián, Vicente; Julián, Vicente; et al. (Springer International Publishing : Imprint: Springer, 2018)