Calder, John H., Michael C. Rygel, R. J. Ryan, J. Falcon-Lang, and Brian L. Herbert. “Stratigraphy and Sedimentology of Early Pennsylvanian Red Beds at Lower Cove, Nova Scotia, Canada: The Little River Formation With Redefinition of the Joggins Formation”. Atlantic Geoscience 41, no. 2/3 (February 2, 2006). Accessed April 20, 2024. https://journals.lib.unb.ca/index.php/ag/article/view/183.