1. J. Rösler, M. Konter, and C. Tönnes: in Superalloys 1996, R.D. Kissinger, D.J. Deye, D.L. Anton, A.D. Cetel, M.V. Nathal, and T.M. Pollock, eds., TMS, Warrendale, PA, 1996, pp. 515–22.
2. K. Heck, J.R. Blackford, and R.F. Singer: Mater. Sci. Technol., 1999, vol. 15, pp. 213–20.
3. G.K. Sigworth: AFS Trans., 1996, vol. 155, pp. 1053–62.
4. J. Campbell: Castings, Butterworth-Heinemann Ltd., London, 1991, pp. 219–29.
5. T.W. Clyne and G.J. Davies: Br. Foundrymen, 1981, vol. 74, pp. 65–73.