1Gurson A L. Continuum theory of ductile rupture by void nucleation and growth, part I --yield criteria and flow rules for porous ductile media [J]. Journal of Engineering Materials and Technology, Transactions of the ASME, 1977, 99: 2-15.
2Hval M, Thaulow C, Lange J H, et al. Numerical modeling of ductile fracture behavior in aluminum weldments [J]. Welding Journal, 1998(5). 208-s～217-s.
3Lemaitre J. A continuous damage mechanics model for ductile fracture[J]. Journal of Engineering Materials and Technology, Transactions of the ASME, 1985,107. 83-89.
4Chaboche J L. Continuum damage mechanics., part Ⅰ--general concepts [J]. Journal of Applied Mechanics, Transactions of the ASME, 1988, 55. 59-64.
5Wang Tiejun. Unified CDM model and local criterion for ductile fracture, part I --unified CDM model for ductile fracture [J]. Engineering Fracture Mechanics,1992, 42(1): 177-183.
6Dhar S, Sethuraman R, Dixit P M. A continuum damage mechanics model for void growth and micro crack initiation [J]. Engineering Fracture Mechanics, 1996,53(6) : 917-928.
7Zhang J X, Shi Y W, Tu M J. Studies on the fracture mechanics parameters of weldment with mechanical heterogeneity [J]. Engineering Fracture Mechanics,1989, 34. 1 041-1 050.
8Shi Y W, Zhang J X, Chen B Y. Dynamic fracture toughness evaluation of pressure vessel steel and its weldment [ J ].Transaction of Japan Welding Society, 1988;19( 1 ) : 81-87.
9Fonshtein N M. Standard method of test for planstrain fracture toughness of metallic materials[ J]. Metallurgy and Metal Heat Treatment, 1978 (2): 18-22.
