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2. S. Rose: PhD Thesis Studies of the High Temperature Tribological Behaviour of Some Superalloys, Northumbria University, UK, (2000).
3. I.A. Inman: PhD Thesis, Compacted Oxide Layer Formation Under Conditions of Limited Debris Retention at the Wear Interface During High Temperature Sliding Wear of Superalloys, Northumbria University, UK, (2003).
4. F.H. Stott, D.S. Lin and G.C. Wood: Corr. Sci. Vol. 13 (1973), p.449.
5. J-N. Aoh and J-C. Chen: Wear Vol. 250-251 (2001), p.611.