1. Department of Aeronautical and Vehicle Engineering; KTH - Royal Institute of Technology; Teknikringen 8 100 44 Stockholm Sweden
2. Department of Mechanical Engineering; The Petroleum Institute; P.O. Box 2533 Abu Dhabi UAE
3. Volvo Construction Equipment Germany GmbH; Advanced Technology & Verification (ATV), VPD Structures & Durability; Max-Planck-Str. 1, D-54329 Konz-Koenen Germany