Research and Practical Issues of Enterprise Information Systems 13th IFIP WG 8.9 International Conference, CONFENIS 2019, Prague, Czech Republic, December 16-17, 2019, Proceedings - Doucek, Petr; Doucek, Petr; Basl, Josef; Basl, Josef; Tjoa, A Min; Tjoa, A Min; Raffai, Maria; Raffai, Maria; Pavlicek, Antonin; Pavlicek, Antonin; Detter, Katrin; Detter, Katrin (Springer International Publishing : Imprint: Springer, 2019)