1. Shearing of metal bars;Chang;J. Inst. Metals,1950
2. Surfaces produced by guillotining;Atkins;Philos. Mag.,1981
3. Shearing of metal blanks;Chang;J. Inst. Metals,1951
4. Effect of blanking edge wear on the blanking process of sheet (in German);Timmerbeil;Werkstattstechnik und Maschinenbau,1956
5. Recent investigations into the blanking and piercing of sheet materials;Tilsley;Machinery,1958