Orthogonal systems and convolution operators  
Ellis, Robert, 
 - Basel ; | Boston :  Birkhäuser Verlag,  2003 
 - xvi, 236 p. ;  25 cm. 
 - Operator theory, advances and applications ;  v. 140 .
<br/><br/><label>ISBN: </label>3764369299 (alk. paper) | 0817669299 (alk. paper)