Titchmarsh E C <br/><br/>
Eigenfunction expansions associated with second-order differential equations 
Titchmarsh E C 
 -  1946 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>23311 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B394M98, H6