1. Heading Hints, A Guide to Cold Forming Specialty Alloys,2001
2. Metal Deformation Processes—Friction and Lubrication;Schey,1970
3. The role of lubrication in the cold heading of mild steel;Tevaarwerk;Trans. ASME,1975
4. Fracture in cold upset forging—a criterion and model;Lee;Metall. Trans.,1973
5. New methods for assessing cold heading quality;Muzack;Wire J. Int.,1996