Whalen, Joseph B., Cees R. van Staal, Frederick J. Longstaffe, Clement Gariépy, and George A. Jenner. 1997. “Insights into Tectonostratigraphic Zone Identification in Southwestern Newfoundland Based on Isotopic (Nd, O, Pb) and Geochemical Data”. Atlantic Geoscience 33 (3). https://doi.org/10.4138/2071.