TY  - RPRT
TI  - Using output to evaluate and refine rules in rule-based expert systems
AU  - St.clair, D. C.
AU  - Bond, W. E.
AU  - Flachsbart, B. B.
PY  - 1987
UR  - https://ntrs.nasa.gov/citations/19880006980
ID  - 19880006980
ER  -