NACIS NEWS, M. NACIS News. Cartographic Perspectives, [S. l.], n. 23, p. 33–35, 1996. DOI: 10.14714/CP23.774. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp23-nacis-news. Acesso em: 3 may. 2024.