Churchill, Ruel V. <br/><br/>
Fourier series and boundary value problems 
by Ruel V.Churchill 
 - 2nd 
 - New York  McGraw-Hill  1963 
 - viii, 248p. 
<br/><br/><label>LCCN: </label>62-21570 
<br/><br/><label>Dewey Class. No.: </label>515.2433  / N63;1