Becker, Jörg, Daniel Beverungen, Martin Matzner, and Oliver Müller. “Design Requirements to Support Information Flows for Providing Customer Solutions: A Case Study in the Mechanical Engineering Sector.” In Proceedings of the First International Symposium on Services Science (ISSS’09), edited by Rainer Alt, Klaus-Peter Fähnrich, and Bogdan Franczyk, 75--85. Leipziger Beiträge Zur Wirtschaftsinformatik. Berlin, 2009.