JOHNSON, J. M. Mapping Ethnicity: Color Use in Depicting Ethnic Distribution. Cartographic Perspectives, [S. l.], n. 40, p. 12–31, 2001. DOI: 10.14714/CP40.576. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp40-johnson. Acesso em: 18 apr. 2024.