1. W.J. Boettinger:Metall. Trans., 1974, vol. 5, pp. 2023–31.
2. H.D. Brody and S.A. David:Int. Conf. on Solidification and Casting, Sheffield, United Kingdom, 1977, Institute of Metals, London, 1977, vol. 1, pp. 144–51.
3. A.P. Titchener and J.A. Spittle:Acta Metall., 1975, vol. 23, pp. 497–502.
4. A. Ostrowski and E.W. Langer:Int. Conf. on Solidification and Casting, Sheffield, United Kingdom, 1977, Institute of Metals, London, 1977, vol. 1, pp. 139-43.
5. N.J.W. Barker and A. Hellawell:Met. Sci., 1974, vol. 8, pp. 353–56.