1. Y. F. Qiao, FISCHER T E, DENT A: Surf Coat Tech, Vol. 172(2003), p.24.
2. Z.W. Ou, B.S. XU, MA Shining, etal: Chinese Journal of Mechanical Engineering, Vol. 38(2002) No. 6, p.5.
3. H. Cheng, X.H. Lin, Y. Cheng, etal: Journal of the Chinese ceramic society, Vol. 30 (2002) No. 2, p.235.
4. ABUKHSHIM N A, MATIVENGA P T, SHEIKH M A: International Journal of Machine Tools&Manufacture, Vol. 46 (2006) No. 7-8, p.782.
5. Pradip Majumdar, R. Jayaramachandran, S. Ganesan: Applied Thermal Engineering, Vol. 25 (2005) No. 14-15, p.2152.