1. H. W. MaynorJr, and R. E. Swift,Corr. 12, 293 (1956).
2. P. Kofstad, K. Hauffe, and H. Kjollesdal,Acta Chem. Scand. 12, 239 (1958).
3. D. A. Sutcliffe,Met. Treat. Drop. Frog. 21, 191 (1954).
4. D. A. Sutcliffe,Rev. de Métal. 8(51), 524 (1954).
5. R. Kieffer, F. Benesovsky, H. Nowotny, and H. Schachner,Z. Metallkol. 44, 242 (1953).