DUPUY, M. New Methods for computing Homofocal Hyperbolic Grids (French Decca Chain) on Charts in conformal Projection. The International Hydrographic Review, [S. l.], n. 1, 2018. Disponível em: https://journals.lib.unb.ca/index.php/ihr/article/view/26754. Acesso em: 21 déc. 2024.