TY  - BOOK
AU  - Pedrycz,Witold
AU  - Gomide,Fernando
TI  - An introduction to fuzzy sets: analysis and design 
SN  - 812032465X
U1  - 006.3 21
PY  - 1998///
CY  - India, New Delhi
PB  - Prentic Hall of India
KW  - Fuzzy sets
N1  - Includes bibliographical references and index
ER  -