NACIS X PROGRAMS, M. NACIS X Programs. Cartographic Perspectives, [S. l.], n. 07, p. 26, 1990. DOI: 10.14714/CP07.1105. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp07-nacis-x-programs. Acesso em: 16 may. 2024.