1. R.M. Mortier, S.T. Orszulik (Eds.), Chemistry and Technology of Lubricants, VCH Publishers, New York, 1994.
2. A.E. Baker, in: E. Richard Booser (Ed.), Hand Book of Lubrication, Theory and Practice of Tribology, Vol. 1, CRC Press, Boca Raton, Florida, 1983, p. 481.
3. D.C. Carlson, in: Proceedings of the SAE Intl. Congr. and Expo., Detroit, Michigan, 28 February–4 March 1983, p. 830029.