REFERENCES
- J. KONSTANTY: Ind. Diamond Rev., 1991, 51, 27.
- M. W. BAILEY and W. D. COLLIN: Stone Ind. , 1977, 12. 18.
- J. R. CHALKLEY and D. M. THOMAS: Powder Metall. , 1969, 12, 582.
- Cobalt Monograph 75; 1960, Brussels, Centre d'Information du Cobalt.
- E. DIDERICH, J. M. DRAPIER, D. COUTSOURADAIS, and L. HABRAKEN: Cobalt, 1975, (1), 7.
- A. BERGHEZAN and L. BEUKENHOUT: Proc. Int. Conf. on ‘Cobalt’, Vol. 2, 295; 1981, Brussels, Benelux Metallurgie.
- L. BEUKENHOUT and A. BERGHEZAN: Proc. 10th Plansee Seminar, Vol. 2, 899; 1981, Reutte, Metallwerk Plansee.
- R. PALME: Cobalt, 1960, (6), 15.
- L. M. ZSOLNAY: Ind. Diamond Rev., 1977, 37, 382.
- G. J. BULLEN: Ind. Diamond Rev., 1982, 42, 7.