A Rule Language to Capture and Model Business Policy Specifications. - Peter McBrien; Marc Niézette; Dionysios Pantazis; Anne Helga Seltveit; Ulf Sundin; Babis Theodoulidis; Gregoris Tziallas; Rolf Wohed (CAiSE, 1991)

Design and Execution of Event/Action DB Applications. - Pericles Loucopoulos; George Papastamatiou; Dionysios Pantazis; George Diakonikolaou (DAISD, 1991)