Klaudia Hergula Theo Härder Coupling of FDBS and WfMS for Integrating Database and Application Systems: Architecture, Complexity, Performance. 372-389 2002 conf/edbt/2002 EDBT http://dx.doi.org/10.1007/3-540-45876-X_25 db/conf/edbt/edbt2002.html#HergulaH02