greenspan, Donald. <br/><br/>
Introductory numerical analysis of elliptic boundary value problems /  

 - 1st edn /  
 - New York :   Harper & Row, Inc ,   1969 
 - 164p ;  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B33:1  / K6