1. Standard test method for J-Integral characterization of fracture toughness;ASTM E1737-96,1996
2. The J integral as a fracture criterion;Begley,1972
3. Elementary engineering fracture mechanics;Broek,1982
4. Crack propagation in continuous media;Cherepanov;Journal of Applied Mathematics,1967
5. On the energy release rate and the J-integral for 3D crack configurations;deLorenzi;International Journal of Fracture,1982