Douglas, Ronald G <br/><br/>
Banach algebra techniques in operator theory 

 - 2nd ed 
 - New York  Springer-Verlag  1998 
 - xvi; 194p 
 - Graduate texts in mathematics .
<br/><br/><label>ISBN: </label>0-387-98377-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hilbert space<br/>Banach algebras<br/>Operator theory<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.724/DOU