TY  - BOOK
AU  - INTERNATIONAL INSTITUTE FOR APPLIED SYSTEM ANALYSIS
ED  - INTERNATIONAL INSTITUTE FOR APPLIED SYSTEM ANALYSIS
TI  - Annual Report 1989
U1  - X:(G:55), d.1.N89r, M9/GD 
PY  - 1990///
CY  - Austria
PB  - Internation Institute for Applied System Analysis     
ER  -