Erno Vanhala, Jussi Kasurinen. Improving the Length of Customer Relationships on the Mobile Computer Game Business. In Selmin Nurcan, Pnina Soffer, Marko Bajec, Johann Eder, editors, Advanced Information Systems Engineering - 28th International Conference, CAiSE 2016, Ljubljana, Slovenia, June 13-17, 2016. Proceedings. Volume 9694 of Lecture Notes in Computer Science, pages 116-132, Springer, 2016. [doi]