STAUFFER, Mel R. Geology of the Flin Flon Area: A New Look at the Sunless City. Geoscience Canada, [S. l.], v. 1, n. 3, 1974. Disponível em: https://journals.lib.unb.ca/index.php/GC/article/view/2843. Acesso em: 28 apr. 2024.