TY  - BOOK
AU  - Du , Ding-Zhu [ed.]
AU  - Pardalos, Panos M [ed.]
TI  - Handbook of combinatorial optimization [3 volume set]
SN  - 0792350197
U1  - 519.3 
PY  - 1998///
CY  - Boston
PB  - Kluwer Academic Publishers
KW  - Combinatorial optimization
ER  -