TY  - RPRT
TI  - Hierarchies for computer-integrated manufacturing : a functional description
AU  - Davis, Wayne J
AU  - Jones, Albert T
PY  - 1989
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST IR 88-3744
DO  - 10.6028/NIST.IR.88-3744
ER  -