Maurin Krzysztof <br/><br/>
Methods of Hilbert spaces. 

 - 2 
 -  1967 
<br/><br/><label>Standard No.: </label>14392 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B313N, K7