TY  - BOOK
AU  - Wygralak,Maciej
TI  - Vaguely defined objects: representations, fuzzy sets and nonclassical cardinality theory
SN  - 0792338502
PY  - 1996///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  - Fuzzy sets
KW  - Many
KW  - valued logic
KW  - Numbers, Cardinal
N1  - p. 243-250
ER  -