1. Shults, J. M., “Material selection procedures for advanced transport aircraft”, SAE Paper 730884, October 1973.
2. El Haddad, M. H., Dowling, N. E., Topper, T. N. and Smith, K. N., “J integral applications for short fatigue cracks at notches”, Int. J. Fract., 16, p. 15, 1980.
3. Paris, P. C., Tada, H., Zahoor, A. and Ernst, H. A., “A treatment of the subject of tearing instability”, U.S. Nuclear Regulatory Commission Report NUREG-0311, 1977.
4. Landes, J. D. and Begley, J. A., “A fracture mechanics approach to creep crack growth”, Mechanics of Crack Growth, ASTM STP 590, p. 128, 1976.
5. “Military specification airplane damage tolerance requirements”, MIL-A-83444, USAF, July 1974.