1. Boston, O. W. and Oxford, C. J., Sr., “Power Required to Drill Cast Iron and Steel,” Trans. ASME, Vol. 52, 1930.
2. Boston, O. W. and Oxford, C. J., Sr., “Torque, Thrust, and Power for Drilling,” Journal SAE, Vol. 28, No. 3, 1931, pp. 378–383.
3. Boston, O. W. and Oxford, C. J., Sr., “Performance of Cutting Fluids in Drilling Various Metals,” Trans. ASME, Vol. 55, 1933, pp. 1–29.
4. Chen, L. H. and Wu, S. M., “Multifacet Drills,” 14th SAMPE, Material & Processes Advances, Atlanta, Ga., 1982.
5. Croy, M., Wong, T. L., and Wu, S. M., “Analysis of Delamination in Drilling Composite Material,” 14th SAMPE, Material and Processes Advances, Atlanta, Ga., 1982.