@bookKlöpper_Romaus_Schmidt_Vöcking_2008, title=A Multi-Agent Planning Problem for the Coordination of Function Modules, publisher=W. V. Westfalia Druck GmbH , author=Klöpper, Benjamin and Romaus, Christoph and Schmidt, Alexander and Vöcking, Henner, year=2008, pages=377–393 

@bookGausemeier_Donoth_Pook_Zimmer_Schmidt_2008, title=Conceptual Design of Self-Optimizing Mechatronic Systems, publisher=W. V. Westfalia Druck GmbH , author=Gausemeier, Jürgen and Donoth, Jörg and Pook, Sebastian and Zimmer, Detmar and Schmidt, Alexander, year=2008, pages=35–51