1. Carbide refining heat treatments for 52100 bearing steel
2. C. A. Stickels, A. T. Anderson and A. M. Janotik, U.S. Patent 4,023,988, May 17, 1977.
3. Rolling Contact Fatigue Testing of Bearing Steels;Bamberger,1982
4. Rolling Contact Fatigue Testing of Bearing Steels;Zaretsky,1982