FRYE, C. Shape Types for Labeling Natural Polygon Features with Maplex. Cartographic Perspectives, [S. l.], n. 54, p. 69–73, 2006. DOI: 10.14714/CP54.347. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp54-frye. Acesso em: 2 may. 2024.