The solar corona 
edited by John W. Evans                                          
 - New York  Academic Press  1963 
 - xi, 344p. 
 - IAU Symposium; no. 16 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Coronal holes<br/>Solar corona
<br/><br/><label>Universal Decimal Class. No.: </label>082.2:52  / IAU-S16