1. 1) M.Field & M.E.Merchant : Mechanics of Formation of Discontinuous chip in Metal Cutting, Trans. ASME, Vol. 71, No.5 (1949) 421.
2. 2) E.H.Lee : A Plastic-Flow Problem in the Theory of Discontinuous Machining, Trans. ASME, Vol, 76, No.2 (1954) 189.
3. 3) N.H.Cook, I.Finnie and M.C.Shaw : Discontinuous Chip Formation, Trans. ASME, Vol. 76, No. 2 (1954) 153.
4. 4) R.Hill : A Theoretical Investigation of Effect of Specimen Size in the Measurement of Hardness, Philosophical Magazine, Vol. 7 (1950) 745.
5. 5) W.B.Palmer & P.L.B.Oxley : Mechanics of Orthogonal Machining, Proc. Instn. Mech. Engrs., Vol. 173, No.24 (1959) 623.