References by Author or Types

I. McDougall , F. H. Brown , P. M. Vasconcelos , B. E. Cohen , D. S. Thiede , and M. J. Buchanan
New single crystal 40Ar/39Ar ages improve time scale for deposition of the Omo Group, Omo–Turkana Basin, East Africa
Journal of the Geological Society, London, 169, 213-226, 2012