,. Obituary Notices: Admiral Sir Mostyn Field (1855-1950), Commodore H. O. Ravn (1868-1949), Professor Martin Knudsen (1871-1949). The International Hydrographic Review, [S. l.], n. 2, 2018. Disponível em: https://journals.lib.unb.ca/index.php/ihr/article/view/26923. Acesso em: 18 jul. 2024.