Alexander, E. Calvin; Bates, A.; Coscio, M. R., Jr.; Dragon, J. C.; Murthy , V. R.; Pepin, R. O. (Robert Osborne), 1933-; Venkatesan, T. R.
(Pergamon Press, 1976)
target element concentrations in grain-sized separates of 12033, 15531, 67701, 71501 and 7 5081 to deduce K/Ar ages, exposure ages, and isotopic compositions of surface correlated argon components.