Donner, R. Max Planck Institute for the Physics of Complex Systems, Max Planck Society;
Höfener, J. Max Planck Institute for the Physics of Complex Systems, Max Planck Society;
http://books.google.de/books?id=-mk9M4zVVsMC&printsec=frontcover&dq=Fitt+progress+in+industrial&source=bl&ots=1ro9s0LhQG&sig=yyjZ278zSWyBgXCgF9lYXLOTzEk&hl=de&ei=dIxrTeODDsPNsga4lb30DA&sa=X&oi=book_result&ct=result&resnum=1&ved=0CB8Q6AEwAA#v=onepage&q&f=false (Any fulltext)
Donner, R., Padberg, K., Höfener, J., & Helbing, D. (2010). Dynamics of supply chains under mixed production strategies. In A. Fitt, J. Norbury, H. Ockendon, & R. Wilson (Eds.), Progress in industrial mathematics at ECMI 2008 (pp. 527-534). Berlin: Springer.