TY  - BOOK
AU  - Burkard, R. E., ed.
AU  - Green, Cuninghame R. A., ed.
AU  - Zimmermann, U., ed.
TI  - Algebraic and combinatorial methods in operations research
T2  - Workshop on Algebraic structures in operations research
SN  - 0444875719
U1  - 001.424015125 
PY  - 1984///
CY  - Netherland
PB  - Elsevier
ER  -