Properties of atomic defects in metals : proceedings of the International Conference on the Properties of Atomic Defects in Metals, Argonne, Illinois, USA, 18-22 October 1976 / editors N.L. Peterson, R.W. SiegelProperties of atomic defects in metals : proceedings of the International conference on the properties of atomic defects in metals, Argonne, Illinois, USA, 18-22 October 1976 / ed. N. L. Peterson, R. W. Siegel