1. W. H. Reimann:J. Mater., 1971, vol. 6, pp. 926–40.
2. A. J. Hatch, J. M. Partridge, and R. G. Broadwell:J. Mater., 1967, vol. 2, pp. 111–19.
3. T. F. Kiefer and F. R. Schwartzberg: Report No. MCR-67-221, Contract NAS9-5842, Martin-Marietta Corp., Denver, June 1967.
4. G. S. Hanks and D. J. Sandstrom:Techniques of Metals Research, vol. 1, part 3, pp. 1567–87, Interscience, New York, 1968.
5. W. A. Backofen, W. F. Hosford, and J. J. Burke:Trans. ASM, 1962, vol. 55, pp. 264–67.