Suitability of product development methods for hybrid products as bundles of classic products, software and service elements. ASME 2009 - International Design Engineering Technical Conferences & Computers and Information in Engineering Conference IDETC/CIE, San Diego, USA, 2009. [PUMA: HybrideProdukte Produktentwicklung Produktpolitik RequirementsEngineering itegpub pub_jml] URL
Bedarfsgerechte Informationsversorgung im Rahmen eines produktlebenszyklusorientierten Controlling. Reihe, (Bd. 71)Eul, Lohmar, Köln, 2001. [PUMA: Controlling ITeG_233 Informationsmanagement Produktlebenszyklus Produktpolitik Terminplanung] URL