1. H.T. Morton, Anti-Friction Bearings, 2nd edition, Ann Arbor, MI, 1965.
2. Rolling Bearing Analysis;Harris,2001
3. I. Howard, A Review of Rolling Element Bearing Vibration: Detection, Diagnosis and Prognosis, Technical Report DSTO-RR-0013, Defence Science and Technology Organisation, Australia, October 1994.
4. W.E. Littmann, The mechanism of contact fatigue, in: P.M. Ku (Ed.), Interdisciplinary Approach to the Lubrication of Concentrated Contacts, No. NASA SP-237, National Aeronautics and Space Administration, Washington, DC, 1970, pp. 309–378.
5. Propagation of contact fatigue from surface and subsurface origins;Littmann;Journal of Basic Engineering,1966