Nikolski, K Nikolai <br/><br/>
Operators, functions, and systems : An easy reading 
by Nikolai K Nikolski 
 - USA  American Mathematical Society  2002 
 - xiv, 461p 
 - Mathematical surveys and monographs Vol.92   .
<br/><br/><label>ISBN: </label>9780821849330 
<br/><br/><label>Dewey Class. No.: </label>515.724  / P02.1;2