1) W. Rosenhain & A.C. Sturney : Flow and Rupture of Metals during Cutting, Engineering, Jan. 30 & Feb. 6, (1925).
2) 大越 諄 : Researches on the Cutting Force, II Cutting Action of Planing Tool, Sci. Papers of the Inst. Phys. & Chem. Research, 14,272, (1930).(以上2編は精密工作便覧より引用)
3) H. Ernst : Machining of Metals, ASM, (1938) 23.
4) E.K. Henriksen : Balanced Design will Fit the Chip Breaker to the Job, Amer. Machinist, April 26, (1954).