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
N1  - Includes index; Bibliography: p.402-403
ER  -