1. J.S. Petty and T.G. Fecke, “HPTET Materials and Structures-Goals and Progress” (NASA CP 10082, 1991), p. 2–1.
2. T.M.F. Ronald, “Overview of NASP Materials and Structures Program,” in Ref. 1, p. 3–l.
3. J.R Stephens, D.W. Petrasek, and R.H. Titran, “Refractory Metals AHoys and Composites for Space Power Systems” (NASA TM 100946, 1988)
4. W.D. Brentnall, D.J. Moracz, and L.J. Toth, “Metal Matrix Composites for High Temperature Turbine Blades” (TRW Report No. ER-7722-F, 1975).
5. W.D. Brentnalt “Metal Matrix Composites for High Temperature Turbine Blades” (Warminster, PA: NADC Report No. 76225-30, 1976).