Ivanov, V V <br/><br/>
Theory of approximate methods and their application to the numerical solution of singular integral equations 

 - Leyden  Noordhoff International  1976 
 - xvii, 330 p. 
<br/><br/><label>ISBN: </label> FL80 
<br/><br/><label>Dewey Class. No.: </label>511.42 I1T