TY  - GEN
AU  - Joan Tyler
C2  - , National Institute of Standards and Technology, Gaithersburg, MD
DA  - 1990-01-01 05:01:00
DO  - https://doi.org/10.6028/NIST.IR.90-4234
LA  - en
PB  - , National Institute of Standards and Technology, Gaithersburg, MD
PY  - 1990
TI  - A planning model for unifying information modeling languages for product data exchange specification (PDES):
ER  -