TY  - BOOK
AU  - Calvo, Tomasa
TI  - Aggregation operators : new trends and applications
SN  - 9783790814682
U1  - 515.724 CAL 
PY  - 2002///
CY  - Heidelberg ; New York
PB  - Physica-Verlag
KW  - Aggregation operators
ER  -