TY  - RPRT
TI  - Internal state variable approach for predicting stiffness reductions in fibrous laminated composites with matrix cracks
AU  - Lee, Jong-Won
AU  - Allen, D. H.
AU  - Harris, C. E.
PY  - 1989
UR  - https://ntrs.nasa.gov/citations/19900030909
ID  - 19900030909
ER  -