HUFFMAN, D. NACIS Student Poster Competition. Cartographic Perspectives, [S. l.], n. 68, p. 96, 2011. DOI: 10.14714/CP68.16. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp68-huffman. Acesso em: 25 aug. 2024.