TY  - JOUR
AU  - Nau, D
AU  - Chang, Tommy
C2  - International Journal of Intelligent Systems
DA  - 1986-12-01 00:12:00
LA  - en
PB  - International Journal of Intelligent Systems
PY  - 1986
TI  - Hierarchical Representation of Problem Solving Knowledge in a Frame-Based Process Planning System
ER  -