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3. On the effect of plastic constraint on ductile tearing in a structural steel;Collerell;Engng Fract. Mech.,1985
4. A study about Ji and δi in three-point bend specimens with deep and shallow notches;Qing-fen;Engng Fract. Mech.,1985
5. Single-point method of calculating J-integral;Shen;J. Huazhong Engng Inst.,1978