TY - RPRT TI - An error analysis of failure prediction techniques derived from fracture mechanics AU - Wiederhorn, S M AU - Fuller, E R AU - Mandel, J AU - Evans, A G PY - 1975 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 75-952 DO - 10.6028/NBS.IR.75-952 ER -