FRISTRUP, B. Vivian C. Bushnell & Melvin G. Marcus (eds.): Icefield Ranges Research Project. Geografisk Tidsskrift - Danish Journal of Geography, [S. l.], v. 74, 1975. Disponível em: https://tidsskrift.dk/geografisktidsskrift/article/view/45653. Acesso em: 27 sep. 2024.