1. R.M. German, Powder Injection Molding, MPIF, Princeton, NJ, 1990.
2. R.E. Wiech, US patent 4,197,118 (1980).
3. R.E. Wiech, US patent 4,305,756 (1981).
4. L. Bogan, N. Amoroso, R. Einhorn, in: T.M. Cadle (compiler), Advance in Powder Metallurgy and Particulate Materials, vol. 5, No. 19, MPIF, Princeton, NJ, 1996, 225 pp.