1. J. Beard, Palliatives for fretting fatigue, in: R.B. Waterhouse, T.C. Lindsay (Eds.), Fretting Fatigue, ESIS18, Mechanical Engineering Publications, London, 1994, p. 419.
2. T. Bell, Y. Sun, in: Z. RiZhang (Ed.), Proceedings of the International Conference on Surface Science and Engineering, Beijing, 15–19 May 1995, International Academic Publications, Beijing, 1995.
3. Nitriding of Stainless Steelin Ammonia: I Phase Distribution and Microstructure
4. Effect of Plasma Nitriding Temperature on Surface Properties of Austenitic Stainless Steel
5. C.X. Li, The fretting fatigue behaviour of surface engineered low alloy steel, Ph.D. Thesis, The University of Birmingham, Birmingham, 1999.