1. The current status of fretting corrosion;Campbell,1953
2. The rusting of steel surfaces in contact;Tomlinson,1927
3. Early stages of fretting of copper, iron and steel;Godfrey;Lubrication Eng.,1954
4. Investigation of fretting corrosion by microscopic observation;Godfrey;N.A.C.A. Rept. No. 1009,1951