1. ASTM Standards, (1990), Vol. 03.01, 812–822.
2. Atluri, S.N.(1982) Path independent integrals in finite elasticity and inelasticity, with body forces, inertia, and arbitrary crack face conditions, Engineering Fracture Mechanics, 18, 341–364.
3. Bakker, A. (1984) The three-dimensional J integral, (Ph. D. Thesis), Technical University Delf.
4. Batte, A.D., Blackburn, W.S., Elsender, A, Hellen, T.K., and Jackson, A.D. (1983) A comparison of the J integral with other methods of post yield fracture mechanics, International Journal of Fracture, 21, 46–66.
5. Begley, J.A., and Landes, J.D. (1972) The J integral as a fracture criterion, Fracture Toughness, Proceedings of the 1971 National Symposium on Fracture Mechanics, Part II, ASTMSTP
514, 1–20.