International Journal of Fracture CONTENTS OF VOLUME 81 (1996) Vol. 81, No. 1, 1996 On the evaluation of the J-integral by a plastic crack tip element C.N. DUONG and J. YU Numerical simulation of anvil interactions in the impact testing of notched bend specimens PRABHAKAR R. MARUR The mixed-type integral equations for transient WEDIANG CHEN, CHUNTU LIU elastodynamic plane crack problems and RENJI TANG Experimental analysis of viscoelastic criteria for R. FRASSINE, M. RINK, crack initiation and growth in polymers A. LEGGIO and A. PAVAN Axisymmetric dynamic response of a penny- shaped crack to a pair of transient concentrated B. CHEN, D. GROSS and forces C. ZHANG Integrable K-solutions for common fatigue crack growth specimens D.P. JONES and L.A. JAMES Vol. 81, No. 2, 1996 Analysis of ductile crack growth by means of a J. HOHE, H. BAASER and cohesive damage model D. GROSS 99-112 Stress intensity factors for wedge-splitting G.V. GUINEA, M. ELICES and geometry J. PLANAS 113-124 Bridged versus cohesive crack in the flexural ALBERTO CARPINTERI and behavior of brittle-matrix composites ROBERTA MASSABO 125-145 Stress singularities for crack normal to and ter- minating at bimaterial interface on orthotropic DAI-HENG CHEN and half-plates KAZUNORI HARADA 147-162 The interacting stress field around a composite crack with a misfitting inclusion RUI WANG and NORIO HASEBE 163-170 Crack trajectories under mixed mode and non- J. GALVEZ, M. ELICES, proportional loading G.V. GUINEA and J. PLANAS 171-193 Vol. 81, No. 3, 1996 Comparative studies of several methods to deter- mine the dynamic fracture toughness of a nuclear pressure vesel steel ASO8 CL3 with Charpy-size ZHANG XINPING and specimen SHI YAOWU 195-204 Weight functions for edge cracks in thin surface T. FETT, E. DIEGELE, D. MUNZ layers and G. RIZZI 205-215 Elastic-plastic fracture mechanics assessment of B.S. HENRY, A.R. LUXMOORE low constraint aluminium test specimens and J.D.G. SUMPTER 217-234 Three-dimensional cell model analysis of void growth in ductile materials M. KUNA and D.Z. SUN 235-258 Computation of stress intensity factors for a 2-D body from displacements at an arbitrary location WEILI CHENG and IAIN FINNIE 259-267 Interface corner stress states: plasticity effects E.D. REEDY, JR and T.R. GUESS 269-282 Simulating stress intensity factors for anisotropic materials by the least-squares method 283-297 Vol. 81, No. 4, 1996 Finite element analysis of creep fracture LEI YANG, initiation in a model superalloy material MICHAEL A. SUTTON, XIAOMIN DENG and JED S. LYONS 299-320 A finite element analysis of plane strain dynamic KALLOL DAS and crack growth at a ductile-brittle interface R. NARASIMHAN 321-341 Examination of the fatigue crack growth equations R.S. LI and A. CHUDNOVSKY 343-355 A review of the J and / integrals and their impli- cations for crack growth resistance and tough- ness in ductile fracture B. COTTERELL and A.G. ATKINS 357-372 Complete eigen-solutions for plane notches with multi-materials by the imbedding method YONGJUN XU and SI YUAN 373-381 Experimental and numerical investigation of R. KNOCKAERT, I. DOGHRI, fracture in double-edge notched steel plates Y. MARCHAL, T. PARDOEN and F. DELANNAY Brae R~i ear Papi