1. DIN 51834-1, ‘General principles for the tribological testing of lubricants using a linear-oscillation test machine’, April 1997, Beuth Verlag, Berlin.
2. DIN 51834-2, ‘Determination of friction and wear characteristics for lubricating oils using a linear-oscillation test machine’, April 1997, Beuth Verlag, Berlin.
3. ‘New ASTM and DIN methods for measuring tribological properties using SRV test instrument’, NLGI Spokesman, March (1997) 17–23.
4. DIN 51834-3, ‘Testing of lubricants - tribological test in translatory oscillation apparatus. Part 3: Determination of tribological behavior of materials in co-operation with lubricants’, White Paper, in press, Beuth Verlag, Berlin.
5. On the influence of some test parameters on the results of oscillating sliding tests