Hecht, Horst, Lee Alexander, et Abri Kampfer. « The WEND Concept for a Worldwide ENC Database - Past or Future? A Review of Progress and a Look to the Future ». The International Hydrographic Review 8, no. 2 (juin 6, 2007). Consulté le mai 17, 2024. https://journals.lib.unb.ca/index.php/ihr/article/view/20795.