1. a Defence Materiel Organization, Directorate Materiel Royal Netherlands Navy, Department of Naval Architecture and Marine Engineering , PO Box 20702, 2500 ES, The Hague, The Netherlands
2. b Technical University of Delft , PO Box 5031, 2628 CD, Delft, The Netherlands
3. c TNO Human Factors , Kampweg 5, PO Box 23, 3769 ZG, Soesterberg, The Netherlands