1. M. Gell, D.N. Duhl, and A.F. Giamei: in Superalloys 1980, Proc. 4th Int. Symp. on Superalloys, J.K. Tien, S.T. Wlodek, H. Morrow III, M. Gell, and G.E. Maurer, eds., ASM, Metals Park, OH, 1980, pp. 205–14.
2. G.S. Hoppin II and W.P. Danesi: in Superalloys II, High Temperature Materials for Aerospace and Industrial Power, C.T. Sims, N.S. Stoloff, and W.C. Hagel, eds., a Wiley-Interscience Publication, John Wiley & Sons, New York, NY, 1987, pp. 949–62.
3. A.D. Cetel and D.N. Duhl: in Superalloys 1988, Proc. 6th Int. Symp. on Superalloys, S. Reichman, D.N. Duhl, G. Maurer, S. Antolovich, and C. Lund, eds., TMS, Warrendale, PA, 1988, pp. 235–44.
4. D. Blavette, P. Caron, and T. Khan: in Superalloys 1988, Proc. 6th Int. Symp. on Superalloys, S. Reichman, D.N. Duhl, G. Maurer, S. Antolovich, and C. Lund, eds., TMS, Warrendale, PA, 1988, pp. 305–14.
5. Zhang Zhuqian, Liu Zhizhong, and Sun Ying: J. Univ. Sci. Technol. Beijing, 1991, vol. 13 (10), pp. 42–52 (in Chinese).