Open Source Systems: Enterprise Software and Solutions 14th IFIP WG 2.13 International Conference, OSS 2018, Athens, Greece, June 8-10, 2018, Proceedings - Stamelos, Ioannis; Stamelos, Ioannis; Gonzalez-Barahoña, Jesus M.; Gonzalez-Barahoña, Jesus M.; Varlamis, Iraklis; Varlamis, Iraklis; Anagnostopoulos, Dimosthenis; Anagnostopoulos, Dimosthenis (Springer International Publishing : Imprint: Springer, 2018)