1. Metal Fatigue in Engineering;Stephens,2000
2. Fatigue of Materials;Suresh,1998
3. Elementary Engineering Fracture Mechanics;Broek,1982
4. Fatigue and Fracture Control in Structures, Vol. 6;Barsom,1987
5. Tests to determine the forces acting on railway wagon axles, and the capacity of resistance of the axles;Wöhler;Z. Bauwes.,1860