1. Z. Jiang, C.-J. Lu, D.B. Bogy, C.S. Bhatia and T. Miyamoto, Thin Solid Films, 258 (1995) 75.
2. R. Hutchings and W.C. Oliver, Wear, 92 (1983) 143.
3. B. Bhushan, in B. Bhushan (ed.), Handbook of Micro/Nanotribology, CRC Press, Boca Raton, FL, 1995, p. 321.
4. W.C. Oliver and G.M. Pharr, J. Mater. Res., 7 (1992) 1564.
5. S.P. Baker, in P.H. Townsend, C.-Y. Li, J.E. Sanchez and T.P. Weihs (eds.), Thin Films: Stresses and Mechanical Properties IV, Vol. 308, Proc. Materials Research Society, Pittsburgh, PA, 1993, p. 209.