Membrane Computing 18th International Conference, CMC 2017, Bradford, UK, July 25-28, 2017, Revised Selected Papers - Gheorghe, Marian; Gheorghe, Marian; Rozenberg, Grzegorz; Rozenberg, Grzegorz; Salomaa, Arto; Salomaa, Arto; Zandron, Claudio; Zandron, Claudio (Springer International Publishing : Imprint: Springer, 2018)