Coordination, Organizations, Institutions, and Norms in Agent Systems XI COIN 2015 International Workshops, COIN@AAMAS, Istanbul, Turkey, May 4, 2015, COIN@IJCAI, Buenos Aires, Argentina, July 26, 2015, Revised Selected Papers - Dignum, Virginia; Noriega, Pablo; Sensoy, Murat; Sichman, Jaime Simão (Springer International Publishing : Imprint: Springer, 2016)