FRISTRUP., B. Geological Map of the Arctic. Prepared by the First International Symposium on Arctic Geology 1960. Sponsored by The Alberta Society of Petroleum Geologists, Calgary. 40" X 45". $ 4,50. Geografisk Tidsskrift, [S. l.], v. 61, 1962. Disponível em: https://tidsskrift.dk/geografisktidsskrift/article/view/46728. Acesso em: 2 maj. 2024.