TY  - BOOK
AU  - Xu,Yang
TI  - Lattice-valued logic : an alternative approach to treat fuzziness and incomparability / 
SN  - 9783540401759
U1  - 511.33 
PY  - 2003///
CY  - NewYork : 
PB  - Springer , 
KW  - FUZZY SET
N1  - Includes index
ER  -