1. B.R. Coles and W. Hume-Rothery,J. Inst. Met., 80,85 (1951).
2. K.E. Tsiuplakis and E. Kneller,Z. Met- allkd., 60,433 (1969).
3. F. Reynaud, A. Lasserre, and P. Coulomb,Acta Metall., 23, 9 (1975).
4. N.A. Gokcen,J. Phase Equilibria, 12(3), 313 (1991).
5. T.B. Massalski, J.L. Murray, L.H. Bennett, and H. Baker,Binary Alloy Phase Diagrams, Vol. 1 and 2, American Society for Metals, Metals Park, OH (1986).