TY  - BOOK
AU  - Kyburg, Henry E. [ed.]
AU  - Loui, Ronald P. [ed.]
AU  - Carlson, Greg, N. [ed.]
TI  - Knowledge representation and defeasible reasoning
SN  - 0792306775
U1  - 001.535 
PY  - 1990///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  - Artificial Intelligence
KW  - Knowledge, Theory Of
ER  -