Sikkema P C <br/><br/>
Differential operations and differential equations of infinite order with constant coefficients 

 -  1953 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>42702 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B33:7, J3