TY  - BOOK
AU  - Bjorner,Anders
TI  - Oriented matroids
T2  - Encyclopedia of mathematics and its applications
SN  - 9780521777506
PY  - 1999///
CY  - New York
PB  - Cambridge University Press
KW  - Oriented matroids
KW  - Linear programming
N1  - Includes bibliographical references and index
ER  -