TY  - BOOK
AU  - Dajun,Su
AU  - Dugan,Kathleen G.
AU  - Li,Yang
ED  - The Institute of Policy and Management
TI  - Selections from the bulletin of the Chinese academy of science (1986)
PY  - 1987///
CY  - Beijing, China
PB  - Science Press
KW  - Science
KW  - Collected works
ER  -