00975nam0-22002891i-450-99000089018040332120050208144408.0000089018FED01000089018(Aleph)000089018FED0100008901820020821d1973----km-y0itay50------baengy-------001yyProgress in flaw growth and fracture toughness testingproceedings of the 1972 National Symposium on Fracture MechanicsJ.G. KaufmanPhiladelphiaAmerican Society for Testing and Materialsc1973X, 491 p.ill.24 cmASTM special technical publication536Teoria della plasticitàKaufman,John GilbertITUNINARICAUNIMARCBK99000089018040332103 TP.0,1043908IINTCIINTCProgress in flaw growth and fracture toughness testing356471UNINA