Helmstaedt, Herwart, and Subhas Tella. “Pre-Carboniferous Structural History of S.E. Cape Breton Island, Nova Scotia”. Atlantic Geoscience 9, no. 3 (December 12, 1973). Accessed April 18, 2024. https://journals.lib.unb.ca/index.php/ag/article/view/1438.