K. Szilas, V. J. van Hinsberg, A. F. M. Kisters, T. F. Kokfelt, A. Scherstén, and B. F. Windley, “Remnants of Mesoarchaean oceanic crust in the Tartoq Group, South-West Greenland”, GEUS Bulletin, vol. 23, pp. 57–60, Jul. 2011.