SELMER, M. Making Maps with Computers. Cartographic Perspectives, [S. l.], n. 03, p. 17, 1989. DOI: 10.14714/CP03.1155. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp03-selmer. Acesso em: 5 may. 2024.