BARUTH, C.; NELSON, S. L. Remembering Ron Bolton (1933-2005). Cartographic Perspectives, [S. l.], n. 52, p. 58, 2005. DOI: 10.14714/CP52.378. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp52-baruth-nelson. Acesso em: 29 mar. 2024.