TY  - BOOK
AU  - Burrus ,C.S.
TI  - DFT/FFT and Convolution Algorithms: theory and   implementation
SN  - 471819328
U1  - 621.380433 BUR 
PY  - 1985///
CY  - New York
PB  - John Wiley  & sons
N1  - Includes bibliographical references
ER  -