L. N. Pascoe, World bathymetric charts – On the requirement for a world wide bathymetric chart on a scale larger than the General Bathymetric Chart of the Oceans (GEBCO), The International Hydrographic Review, Volume 29(1), 2023, Pages 126-130, https://doi.org/10.58440/ihr-29-a12 (https://ihr.iho.int/articles/world-bathymetric-charts-on-the-requirement-for-a-world-wide-bathymetric-chart-on-a-scale-larger-than-the-general-bathymetric-chart-of-the-oceans-gebco/)