1. W.D. Jones, Fundamental Principles of Powder Metallurgy, Edward Arnold, ed., Publishers Ltd., London, Chapter I (1960), p.131.
2. G. Bohm, Properties and Present Applications of CIP-BASF, 1983.
3. F.E. Janmot, Jr., and L. Muldawer, “Experimental Iron Carbonyl Powders,” Acta Metallurgica, Vol. 2 (May 1954).