Kerr, Andrew, and Otto van Breeman. “The Timing of Gold Mineralization in White Bay, Western Newfoundland: Evidence from 40Ar 39Ar Studies of Mafic Dykes That Predate and Postdate Mineralization”. Atlantic Geoscience, vol. 43, May 2007, pp. Pages 148 - 162, doi:10.4138/5623.