1. Mazurenko AM, Ipatov NS, Paokina LS, Nichipor VV. New tool materials, BelNIINTI, Minsk, 1990 [in Russian].
2. Savelieva MM, Arapnikov GL, Shimbarevich VS. Diamond Superhard Mater 1979;4 [in Russian].
3. Maul Ch. Diploma work, Institute für Schweißtechnik und Werstofftechnologie TU, Braunschweig, 1997.
4. Taguchi techniques for quality engineering;Ross,1988