1. Fundamentals in fine blanking;American Machinist,1982
2. Anon., 1961. Blanking and Piercing—a metallographic study of the mechanism of constrained shear. PERA Report no. 93. Production Engineering Research Association of Great Britain, Melton Mowbray, 1961.
3. Blanking and piercing of steel sheet, strip, and plate;ASM,1988
4. Die Design Handbook;American Society of Tool and Manufacturing Engineers (ASTME),1965
5. Dayton Progress, Die Clinic—The Tooling;Dayton Progress Corporation,1987