Bowring, S.A., and Williams, I.S., 1999. Priscoan (4.00–4.03 Ga) orthogneisses from northwestern Canada. Contributions to Mineralogy and Petrology, v. 134, 3–16.
Stern, R.A., Bleeker, W., 1998. Age of the world's oldest rocks refined using Canada's SHRIMP. the Acasta gneiss complex, Northwest Territories, Canada. Geoscience Canada, v. 25, pp. 27–31
Yu A., Lee C-D and Halliday, A. N..Lutetium-Hafnium and Uranium-Lead Systematics of Early-Middle Archean Single Zircon Grains, Ninth Annual Goldschmidt Conference. 2
