Titchmarsh^nE.C.,  . <br/><br/>
The Theory of Functions /  

 - Second Ed. /  
 - London W.1 :   Oxford University Press ,   1968 
 - p.454 :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>B3  / H9;3