REFERENCES
- C. G. Goetzel, "Treatise on Powder Metallurgy", Vol. II, p. 334. 1950: New York and London (Interseience Publishers).
- W. J. Doelker and H. T. Harrison, "Proceedings of the Ninth Annual Meeting of the Metal Powder Association" (Cleveland, 1953), p. 22. 1953: New York (The Association).
- H. R. Biehl, "Proceedings of Eighteenth Annual Powder Metallurgy Technical Conference", (Philadelphia, 1962), p. 74. 1962: New York (Metal Powder Industries Federation).
- G. Arthur, J. Inst. Metals, 1954-55, 83, 329.
- "Powder Metallurgy Design Guidebook" (prepared by P.M.P.M.A.). 1962: New York (Metal Powder Industries Federation).
- Maurice Cook and S. F. Pugh, "Symposium on Powder Metallurgy" (Special Rep. No. 38), p. 162. 1947: London (Iron Steel Inst.).