1. P. W. Bridgman:Studies in Large Plastic Flow and Fracture, p. 9, McGraw-Hill Book Company, New York, 1952.
2. E. R. Marshall and M. C. Shaw:Trans. ASM., 1952, vol. 44, p. 705.
3. H. E. Alpaugh, Jr.: “Investigation of the Mechanisms of Failure in the Ductile Fracture of Mild Steel,” SB Thesis, M.I.T., Dept. of Mech. Eng., 1965.
4. D. P. Clausing: “The Tensile Fracture of Steel,” Ph.D. Thesis, Calif. Inst. Tech., 1966.
5. F. A. McClintock:Fracture, H. Liebowitz, ed., vol. 3, p. 106. Academic Press, New York, 1971.