TY  - RPRT
TI  - Three CLIPS-based expert systems for solving engineering problems
AU  - Parkinson, W. J.
AU  - Luger, G. F.
AU  - Bretz, R. E.
PY  - 1990
UR  - https://ntrs.nasa.gov/citations/19960001797
ID  - 19960001797
ER  -