REFERENCES
- G. T. BROWN and P. K. JONES: in ‘Modern developments in powder metallurgy’ (ed. H. H. Hausner), vol. 4, 369. 1971: New York (Plenum Press).
- R. F. HALTER: ibid., 385.
- G. LUSA: ibid., 425.
- R. A. HUSEBY and H. A. SCHEIL: ibid., 395.
- J. MUZIK: Soc. automotive eng. congress, Detroit, Michigan, January 1972, Paper No. 720181.
- H. F. FISCHMEISTER, B. ARÉN, and K. E. EASTERLING: Powder Met, 1971, 14, 144.
- G. SJOBERG: Powder Met. Int., 1975,7, 30.
- B. G. A. ARÉN, L. OLSSON, and H. F. FISCHMEISTER: ibid., 1972, 4, 117.
- H. W. ANTES: Met. Eng. Q., Nov. 1974, pp. 8–15.
- G. A. ROBERTS, J. C. HOMAKER, and A. R. JOHNSON: ‘Tool steel’. 1962: Metals Park, Ohio (ASM).
- J. P. COOK: Proc. 1970 Fall Conf. Powder Met., 237. 1971: New York (MPIF).
- J. P. COOK: Proc. 1971 Fall Conf. Powder Met., ed. S. Mokarski, 97. 1972: New York (MPIF).