TY  - BOOK
AU  - Hackett, E.M, Gudas, J.P, Joyce, J.A
TI  - 	 Fracture mechanics, twenty first symosium
SN  - 0-8031-1299-8
U1  - 620.1126 FRA 
PY  - 1990///
CY  - USA
PB  - ASTM
KW  - FRACTURE MECHANICS TWENTY FIRST SYMOSIUM
ER  -