Hein, F. J., and P. S. Simony. “GAC NUNA Research Conference: Late Proterozoic Glaciation, Rifting and Eustasy: Windermere Supergroup”. Geoscience Canada 18, no. 2 (June 6, 1991). Accessed April 23, 2024. https://journals.lib.unb.ca/index.php/GC/article/view/3725.