Burwell, A.D.M, C.R.L Friend, and D.J Hughes. “Late Archaean Metamorphic Rb-Sr Isochron Ages from Basic and Ultrabasic Rocks in the Bjørnesund – Ravns Storø Region, Southern West Greenland”. Rapport Grønlands Geologiske Undersøgelse 90 (December 31, 1978): 135–141. Accessed November 27, 2024. https://geusjournals.org/index.php/rapggu/article/view/7612.