1. See e.g. Rundman, K.B., Hilliard, J.E.: Acta Met.15, 1025 (1967) Butler, E.P., Thomas, G.: Acta Met.18, 347 (1970) Bouchard, M., Thomas, G.: Acta Met.23, 1485 (1975) Naudon, A., Allain, J.: Scripta Met.8, 1105 (1974) Laughlin, D.E.: Acta Met.24, 53 (1976) and Ref. 34
2. Laslaz, G., Guyot, P.: Acta Met.25, 277 (1977) Laslaz, G., Guyot, P., Kostorz, G.: preprint
3. Goldburg, W.S., Huang, J.S.: In: Fluctuations, Instabilities and Phase Transitions (T. Riste, ed.) New York: Plenum Press 1975 Goldburg, W.I., Shaw, C., Huang, J.S., Pilant, M.S.: J. Chem. Phys.68, 484 (1978) Morrison, G., Knobler, C.M.: J. Chem. Phys.65, 5507 (1976) Wong, N., Knobler, C.M.: J. Chem. Phys.66, 4707 (1977), and preprint Kim, M.W., Schwartz, A.J., Goldburg, W.I.: preprint
4. Cahn, J.W., Hilliard, J.E.: J. Chem. Phys.28, 258 (1958);31, 688 (1959) Cahn, J.W.: Trans. Metall. Soc. AIME242, 166 (1968), and references therein
5. Langer, J.S.: Ann. Phys. (N.Y.)65, 53 (1971) Langer, J.S., Baron, M.: ibid.78, 421 (1973) Langer, J.S.: Acta Met.21, 1649 (1973)