1. F. Bartels, W. Gust and T. Muschik,DVS-Berichte 141, 22 (1992).
2. Binary Alloy Phase Diagrams, ed. T.B. Massalski et al. (Materials Park, OH: ASM Intl., 1990).
3. K.N. Tu,Ada Metall. 21, 347 (1973).
4. Z. Mei, A.J. Sungwoo and J. W. Morris, Jr.,Met. Trans. 23A, 865 (1992).
5. F. Bartels, T. Muschik and W. Gust,MRS Symp. Proc. 311 (1993).