NACIS NEWS, M. NACIS News. Cartographic Perspectives, [S. l.], n. 26, p. 55, 1997. DOI: 10.14714/CP26.728. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp26-nacis-news. Acesso em: 2 may. 2024.