TY  - BOOK
AU  - Ausiello, G.
AU  - Gambosi, G
AU  - Kann, V.
AU  - Spaccamela, A. Marchetti
AU  - Protasi, M.
TI  - Complexity and approximation: combinatorial optimization problems and their approximability properties
SN  - 9783642635816
U1  - 519.31 
PY  - 1999///
CY  - Berlin, Heidelberg
PB  - Springer-Verlag
KW  - Combinatorial optimization
KW  - Computational complexity
KW  - Computer algorithms
N1  - Includes bibliographical references and index
ER  -