Eastham, M. P. S. <br/><br/>
The spectral theory of periodic differential equations / 
M. S. P. Eastham. 
 - First published. 
 - x, 130 pages ;  22 cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>701119365 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>LC Class. No.: </label>QA371  / .E27 1973