KUMLER, M. Flattening the Earth: Two Thousand Years of Map Projections. Cartographic Perspectives, [S. l.], n. 18, p. 32–33, 1994. DOI: 10.14714/CP18.933. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp18-kumler. Acesso em: 5 may. 2024.