NACIS NEWS, M. NACIS News. Cartographic Perspectives, [S. l.], n. 10, p. 27, 1991. DOI: 10.14714/CP10.1058. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp10-nacis-news. Acesso em: 2 oct. 2024.