1. D.S. Madan: Adv. Powder Metall. Part. Mater., 1995, Part 8, pp. 55–67
2. R.J. Causton: Adv. Powder Metall. Part. Mater., 1995, Part 8, pp. 149–70
3. J.S. Agapiou and M.F. DeVeries: Int. J. Powder Metall., 1988, vol. 24 (1), pp. 47–57
4. J.L. Seefelt, D.W. Smith, and P. Machmeier: Adv. Powder Metall. Part. Mater., 1990, vol. 1, pp. 323–40
5. E.M. Trent and P.K. Wright: Metal Cutting, 4th ed., Butterworth-Heinemann, Boston, MA, 2000, pp 149–63