TY  - BOOK
AU  - Hebisch,U
AU  - Hebisch,U
AU  - Weinert,H.J.
TI  - Semirings: algebraic theory and applications in computer science
T2  - Series in algebra v.5
PY  - 1993///
CY  - Singapore
PB  - World Scientific
KW  - Semirings
ER  -