1. 1) Th. Heumann: Z. Naturforsch., 32a (1977), 54.
2. 2) Th. Heumann and R. Damköhler: Z. Metallk., 69 (1978), 364.
3. 3) R. Hultgren, P. D. Desai, D. T. Hawkins, M. Gleiser and K. K. Kelley: Selected Values of Thermodynamic Properties of Binary Alloys, ASM, Metals Park, Ohio, (1973) p. 36 for Ag–Cd system and p. 115 for Ag–Zn system.
4. 4) N. R. Iorio, M. A. Dayananda and R. E. Grace: Met. Trans., 4 (1973), 1339.
5. 5) G. H. Cheng, M. A. Dayananda and R. E. Grace: Met. Trans. A, 6A (1975), 21.