Bjork J E <br/><br/>
Rings of differential operators 

 - Amsterdam  North Holland          1979 
 - xiii, 375p.  cm. 
 - North-Holland and mathematical library; 21 .
<br/><br/><label>Standard No.: </label>29652 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Differential operators<br/>Operational
<br/><br/><label>Dewey Class. No.: </label>B48, L91