TY  - BOOK
AU  - Symposium on Systems Analysis, Xian, Shoonxi Province(China), April 17-22, 1981
AU  - Gray, Paul
AU  - Yuan-Zhang, Liu
TI  - Systems analysis: ; proceedings of the Chinese-U.S. symposium 
U1  - 519.9 
PY  - 1983///
CY  - New York
PB  - John Wiley
N1  - "A wiley-interscience & China academic pubs. joint publication"
ER  -