Macchiavelli, A. «International Cooperation in Hydrography — A Letter to the Editor from Vice Admiral A. Macchiavelli Formerly Director of the Hydrographic Institute of the Italian Navy». The International Hydrographic Review 54, no. 1 (julio 9, 2015). Accedido mayo 18, 2024. https://journals.lib.unb.ca/index.php/ihr/article/view/23709.