1. Donge Flushing Yard, P.O. Box 240, 4460 AE Goes, The Netherlands formerly, Univ. of Twente, Engineering Fluid Dynamics, Dept. of Mechanical Engineering, P.O. Box 217, 7500 AE Enschede, The Netherlands, and Delft Univ. of Technology, Dredging Technology, Dept. of Mechanical Engineering and Marine Technology, Mekelweg 2, 2628 CD Delft, The Netherlands.
2. Univ. of Twente, Engineering Fluid Dynamics, Dept. of Mechanical Engineering, P.O. Box 217, 7500 AE Enschede, The Netherlands.
3. Delft Univ. of Technology, Dredging Technology, Dept. of Mechanical Engineering and Marine Technology, Mekelweg 2, 2628 CD Delft, The Netherlands.