BLYTHE, J. H.; DUNCOMBE, R. L.; SADLER, D. H. Sight Reduction Tables for Marine Navigation. The International Hydrographic Review, [S. l.], v. 44, n. 1, 2015. Disponível em: https://journals.lib.unb.ca/index.php/ihr/article/view/24028. Acesso em: 27 sept. 2024.