Nikolaos Vlachantonis Rudolf Herzig Martin Gogolla Grit Denker Stefan Conrad Hans-Dieter Ehrich Towards Reliable Information Systems: The KorSo Approach 463-482 conf/caise/93 CAiSE 1993 db/conf/caise/caise93.html#VlachantonisHGDCE93 http://dx.doi.org/10.1007/3-540-56777-1_25