References
- E. Lundbäck, Thesis, Royal Inst of Technology, Stockholm, Sweden (1991).
- W. Oldfield, Trans ASM, vol. 59 (1966), pp 945–961.
- Greenwood Acta Metall Vol (1956) p 243
- C Wagner: Z Elektrochemie, 1961, vol 65, pp 581–91
- T. Skaland, O. Grong, T. Grong, Metall. Trans. A, 24A (1993), pp 2321–2345.