Knapp, AlexanderZhang, GefeiMayr, Heinrich C.Breu, Ruth2019-08-122019-08-1220063-88579-175-7https://dl.gi.de/handle/20.500.12116/24248While most current Web Engineering methodologies model the separate aspects, content, navigation, business logic, and presentation, of Web systems in separate models, integration of the different models and in particular the validation of their interaction is not yet sufficiently supported. We propose a systematic approach of building a UML state machine that integrates the separate concerns content, navigation, and business logic of a Web system into a big picture, which can then be validated formally for consistency and behavioural properties.enText/Conference Paper1617-5468