1. NLGI.: Lubricating grease guide. Kansas City (1996)
2. Lindenkamp, H., Kleinlein, E.: Grease Lubrication of Rolling Bearings at Low Temperatures. FAG Ball and Roller Bearing Engineering, pp. 40–43 (1985)
3. Lugt, P.M.: Grease Lubrication in Rolling Bearings. Wiley, Chichester (2013)
4. Wikström, V., Höglund, E.: Starting and steady-state friction torque of grease-lubricated rolling element bearings at low temperatures—Part I: a parameter study. Tribol. Trans. 39(3), 517–526 (1996)
5. Thelen, E., Devine, M.J., Stalling, L.J.: Starting torques and rheology of lubricating greases at low temperature. Lubr. Eng. 27(9), 305 (1971)