TY - CONF AU - Becker, Jörg AU - Beverungen, Daniel AU - Matzner, Martin AU - Müller, Oliver ED - Alt, Rainer ED - Fähnrich, Klaus-Peter ED - Franczyk, Bogdan ID - 3476 SN - 978-3-8325-2169-1 T2 - Proceedings of the First International Symposium on Services Science (ISSS'09) TI - Design Requirements to Support Information Flows for Providing Customer Solutions: A Case Study in the Mechanical Engineering Sector ER -