1. E.J.A. ARMEREGO and R.H. BROWN (1967) The Machining of Metals, Prentice Hall, Inc., Englewood Cliffs, N.J.
2. B.N. COLDING (1959) A Theory and an Equation for the Life of Lathe Tools, Inqeniörs Vetenskops Akademien, Stockholm, Sweden.
3. W.W. GILBERT (1950) Economics of Machining in Machining Theory and Practice, American Society for Metals, Cleveland, Ohio.
4. K. IWATA and et.al. (1972) A Probabilistic Approach to the Determination of the Optimum Cutting Conditions, J. of Enq. for Ind., Trans. ASME, Vol.94, No.4, p. 1089–1107.
5. S.K. HATI and S.S. RAO (1976) Determination of Optimum-Machining Conditions-Determination and Probabilistic Approaches, J. of Eng. for Ind., Trans. ASME, Vol.98, No.1, p. 354.