TY  - BOOK
AU  - Lansdowne,Zachary F.
ED  - Rand Corporation
ED  - United States.
TI  - User's guide to OPUS: optimal preferential utility and strategies program 
T2  - A Rand note
PY  - 1989///
CY  - California
PB  - Rand Corporation
KW  - Weapons systems
KW  - Data processing
ER  -