Hibbard, James, and Paul Karabinos. “Disparate Paths in the Geologic Evolution of the Northern and Southern Appalachians: A Case for Inherited Contrasting Crustal Lithospheric Substrates”. Geoscience Canada 40, no. 4 (December 20, 2013): 303–317. Accessed December 24, 2024. https://journals.lib.unb.ca/index.php/GC/article/view/20178.