SLAUCITAJS, L. A short historical sketch of Hydrographic Work of the Latvian Coast and to seaward, and the present state of the Charting Thereof. The International Hydrographic Review, [S. l.], n. 2, 2018. Disponível em: https://journals.lib.unb.ca/index.php/ihr/article/view/28533. Acesso em: 18 may. 2024.