TECHNIQUES, C. Cartographic Techniques. Cartographic Perspectives, [S. l.], n. 01, p. 11–15, 1989. DOI: 10.14714/CP01.1184. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp01-techniques. Acesso em: 7 may. 2024.