1. Metal handbook. Fractography and atlas of fractographys, vol. 9. 8th ed. Metals Park (OH): American Society for Metals; 1974.
2. Failure analysis of engineering materials;Brooks,2002
3. An atlas of metal damage;Engel,1981
4. Failure analysis of a SAE 4340 steel locking bolt;Milan;Eng Failure Anal,2004