REFERENCES
- S. K. BARUA, P. A. AINSWORTH, and D. A. ROBINS: MetallUrgia, 1969, 80, 87.
- International Tin Research Council, Annual Report, 1970, p.22.
- W. J. HUPPMANN, W. KAYSSER, H. E. EXNER, and F. I. ESPER: 4th European Symp. on ‘Powder metallurgy’, 13-15 May 1975, Grenoble.
- G. ZAPF, G. HOFFMAN, and K. DALAL: Powder Metall., 1975, 18 (35), 214.
- S. K. CHATTERJEE, J. V. CASTEL-EVANS, And P. A. AINSWORTH: ibid., 1972, 15 (30), 153.