Database and Expert Systems Applications 14th International Conference, DEXA 2003, Prague, Czech Republic, September 1-5, 2003, Proceedings - Marik, Vladimir; Marik, Vladimir; Retschitzegger, Werner; Retschitzegger, Werner; Stepankova, Olga; Stepankova, Olga (Springer Berlin Heidelberg : Imprint: Springer, 2003)