PATTON, J. C. Message from NACIS President. Cartographic Perspectives, [S. l.], n. 14, p. 1–2, 1993. DOI: 10.14714/CP14.982. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp14-patton. Acesso em: 4 may. 2026.