Lanckneus, J.; De Jonghe, E. (2006). Side-scan sonar and multi-beam surveys in dredging projects. Are both techniques necessary?, in: Evolutions in hydrography, 6th - 9th November 2006, Provincial House Antwerp, Belgium: Proceedings of the 15th International Congress of the International Federation of Hydrographic Societies. Special Publication (Hydrographic Society), 55: pp. 56-59, meer