@conference {Prelcic02b, title = {Polynomial extension method for size-limited paraunitary filter banks}, booktitle = {European Signal Processing Conference (EUSIPCO)}, year = {2002}, month = {September}, address = {Toulouse, France}, author = {M. Elena Dom{\'\i}nguez-Jim{\'e}nez and Nuria Gonz{\'a}lez-Prelcic} }