Perspectives in Business Informatics Research 17th International Conference, BIR 2018, Stockholm, Sweden, September 24-26, 2018, Proceedings - Zdravkovic, Jelena; Zdravkovic, Jelena; Grabis, Jānis; Grabis, Jānis; Nurcan, Selmin; Nurcan, Selmin; Stirna, Janis; Stirna, Janis (Springer International Publishing : Imprint: Springer, 2018)