1. G.L. Hofman and L.C. Walters, in Materials Science and Technology, vol. 10: Nuclear Materials, ed. B.R.T. Frost chapter 1, Metallic Fuels, in press.
2. Thermal Conductivity: VIII, A Theory of Thermal Conductivity of Porous Materials
3. N. Beck, private communication (1991).
4. G. Hofman, private communication (1991).
5. R. Villarreal, private communication to B. Pahl (October1987, January 1988 and August 1988).