Free revealing in open innovation: A comparison of different models and their benefits for companies Schweisfurth, Tim Raasch, Antje-Christina Herstatt, Cornelius 2011 - TUHH Open Research
Exploring the coevolution of design and technology Schweisfurth, Tim Tietze, Frank Herstatt, Cornelius 2011 - TUHH Open Research - frei zugänglich