Magnus Wilhelm <br/><br/>
Hill's equation 

 - New York       Dover Publication         1969 
 - viii, 129p.  cm. 
<br/><br/> Bibliography 122-127p. 
<br/><br/><label>Standard No.: </label>22288 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B33:1:2, K6;L9