NACIS NEWS, M. NACIS News. Cartographic Perspectives, [S. l.], n. 18, p. 36, 1994. DOI: 10.14714/CP18.936. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp18-nacis-news. Acesso em: 23 feb. 2025.