TY  - BOOK
AU  - Ratschek,H
AU  - Rokne,J
TI  - Computer methods for the range of functions
SN  - 0853127034
U1  - QA/331 
PY  - 1984///
CY  - New York
PB  - Ellis Horwood limited
KW  - Approximation theory
KW  - Functions.
ER  -