1. L. Archbutt and R. M. Deeley, Friction, Lubrication and Lubricants [Russian translation], Gostoptekhizdat, 1940.
2. F. Bowden and D. Tabor, Friction and Lubrication of Solids, Oxford, 1950.
3. W. Hardy, Collected Scientific Papers, Cambridge, 1936.
4. G. I. Fuks and N. I. Kaverina, Proceedings of the 3rd All-Union Conference on Friction and Wear in Machines [in Russian], AN SSSR,3, 397, 1960.
5. A. I. Dintses and A. V. Druzhinina, Synthetic Lubricating Oils [in Russian], Gostoptekhizdat, 1958.