1. Powder Metallurgy, Vol. 7, Metals Handbook, 9th edn., ASM, 1984, p. 233.
2. P. Rao, Shape and other properties of gas atomised metal powders, PhD Thesis, Dept. of Chem. Eng., Drexel Univ., Philadelphia, PA, 1973.
3. J.K. Beddow, The production of metal powders by atomisation, Heyden & Son, London, UK, 1978.
4. M. Courbiere, V. Chastagnier, R. Sauron, Proc. of 1993 P/M World Cong., Japan Soc. of Powder and Pow. Met., 1993, p. 43.
5. R.M. German, Powder Injection Moulding, MPIF, Princeton, NJ, USA, 1990.