TY  - BOOK
AU  - Bixby,Robert E [et..al].
TI  - Integer programming and combinatorial optimization
T2  - Lecture notes in computer science,No-1412
SN  - 354064590X
U1  - 519.77 BIX 
PY  - 1998///
CY  - Berlin
PB  - Springer
N1  - Includes bibliographical references
ER  -