TURNER, G. Two Mapping Software Packages for Macintosh Computers. Cartographic Perspectives, [S. l.], n. 10, p. 17–20, 1991. DOI: 10.14714/CP10.1054. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp10-turner. Acesso em: 5 may. 2024.