1. P. H. Gaskell, J. Phys. C 12 (1979) 4337.
2. J. L. Finney in ‘The Structure of Non-Crystalline Materials’, (ed. P. H. Gaskell) Taylor & Francis (London 1977).
3. D. S. Boudreaux in ‘Glassy Metals; Magnetic, Chemical and Structural Properties’ (ed. R. Hasegawa) CRC Press (Boca Raton, Florida, 1983).
4. P. H. Gaskell, J. Non Cryst. Sol. 32 (1979) 207.
5. See for example ‘Infrared Optical Materials and Fibers’, (ed. P. Klocek) Proc. SPIE 484 (1984).