TY  - RPRT
TI  - Multilevel semantic analysis and problem-solving in the flight domain
AU  - Chien, R. T.
AU  - Chen, D. C.
AU  - Ho, W. P. C.
AU  - Pan, Y. C.
PY  - 1982
UR  - https://ntrs.nasa.gov/citations/19820024091
ID  - 19820024091
ER  -