2International Organization for Standardization.ISO/TS 16281-2008 Rolling bearings-Methods for calculating the modified reference rating life for universally loaded bearings[S].(Switzerland)2008.
3International Organization for Standardization.ISO-281-2007 Rolling bearing-Dynamic load ratings and rating life[S].(Switzerland)2007.
4International Organization for Standardization.ISO/TR 1281-1 Rolling bearings-Explanatory notes on ISO 281 Part1:Basic dynamic load rating and rating life[S].(Switzerland)2008.