Tarabrin, AlexanderCremers, Armin B.Manthey, RainerMartini, PeterSteinhage, Volker2019-10-112019-10-1120053-88579-396-2https://dl.gi.de/handle/20.500.12116/28078Rapid evolution of modern Information Systems and Process-Aware Information Systems (PAIS) in particular requires transactional execution of business logic. The paper introduces the WERIGO Metamodel for modelling of complex transactional behaviour and providing the execution functionality.enText/Conference Paper1617-5468