1. H. Dong: Int. Mater. Rev. 2010, vol. 55, pp. 65–98.
2. T. Bell: Key Eng. Mater. 2008, vol. 373–374, pp. 289–295.
3. J. Buhagiar: Surf. Eng. 2010, vol. 26, pp. 229–232.
4. M.A.J. Somers and T.L. Christiansen: in ASM Handbook, vol. 4D, J.L. Dossett and G.E. Totten eds., ASM International, Cleveland, 2014, pp. 439–50.
5. S.R. Collins, P.C. Williams, S.V. Marx, A.H. Heuer, F. Ernst, and H. Kahn: in ASM Handbook, J.L. Dossett and G.E. Totten eds., ASM International, Cleveland, 2014, pp. 451–60.