TY  - BOOK
AU  - Prekopa,A.
TI  - Progress in operations research
T2  - Colloquia Mathematica. Societatis Janos Bolyai; 12
PY  - 1976///
CY  - Amsterdam
PB  - North Holland Pub. Co.
KW  - Operations research
KW  - Local
N1  - Includes bibliographical references
ER  -