TY  - BOOK
ED  - Symposia in Applied Mathematics( 1979 : Duluth,Minnesota )
ED  - Symposia in Applied Mathematics
TI  - Operations research,mathematics and models: proceedings
U1  - 510.6AM 
PY  - 1981///
CY  - Providence
PB  - A M S
KW  - Mathematics
KW  - Operation research
ER  -