1. Synopsis of the results from an international cooperative wear program;Begelinger;Lubr. Eng.,1970
2. IRG on wear of engineering materials;Salomon;Lubr. Eng.,1970
3. IRG on wear of engineering materials;Salomon;Lubr. Eng.,1972
4. Tribology on the European continent;Salomon;Lubr. Eng.,1973
5. 1973 Meeting of the IRG on wear of engineering materials;Rowe,1974