Proceedings of the international course on modern dredging: development in techniques to achieve optimum project realisation, 5-10 June 1977, The Hague, The Netherlands
(1977). Proceedings of the international course on modern dredging: development in techniques to achieve optimum project realisation, 5-10 June 1977, The Hague, The Netherlands. Technological University of Delft/Royal Institute of Engineers: Delft. different pagination pp.
