SJÖBERG, Lars E. The Three-point Problem of The Median Line Turning Point: on the Solutions for the Sphere and Ellipsoid. The International Hydrographic Review, [S. l.], v. 3, n. 1, 2002. Disponível em: https://journals.lib.unb.ca/index.php/ihr/article/view/20575. Acesso em: 17 may. 2024.