1. Robert Bosch GmbH; Corporate Sector Research and Advance Engineering - Advanced Production Technology - Plastics Engineering (CR/APP); Postbox 1131 71301 Waiblingen Germany
2. Fachgebiet Werkstoffmechanik; Darmstadt University of Technology; Petersenstr. 12 64287 Darmstadt Germany
3. Department of Management and Engineering; University of Padova; Stradella S. Nicola 3 36100 Vicenza Italy