References
- G. M. STURGEON et al: Powder Met., 1968, 11, (22), 314.
- I. DAVIES et al: ibid., 295.
- ANON.: Iron Steel Eng., 1963, 2, (39), 72.
- R. L. CAVANAGH and D. R. HOLLINGBERRY: Can. Min. Met. Bull., 1963, July, 517.
- R. E. POCOVI et al: to be published.
- M. R. JAMES and J. R. MOON: Powder Met., 1973, 16, (32), 186.