Mobile Web and Intelligent Information Systems 16th International Conference, MobiWIS 2019, Istanbul, Turkey, August 26-28, 2019, Proceedings - Awan, Irfan; Awan, Irfan; Younas, Muhammad; Younas, Muhammad; Ünal, Perin; Ünal, Perin; Aleksy, Markus; Aleksy, Markus (Springer International Publishing : Imprint: Springer, 2019)