@article {, title = {Future Edition of IHO S-57 (4.0)}, volume = {6}, year = {2005}, pages = {66-72}, publisher = {Geomatics Information \& Trading Center - GITC}, address = {Lemmers, Amsterdam, The Netherlands}, keywords = {Other}, author = {Alexander, Lee and Brown, M and Greenslade, B and Pharaoh, A} }