Reuter G E H <br/><br/>
Elementary differential equations and operators 

 -  1958 
 - Library of Mathematics, Ed. by Wlater Ledermann .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Equations
<br/><br/><label>Dewey Class. No.: </label>B33, J8