Burkhardt, G <br/><br/>
Astronomy and Astrophysics Abstracts vol.62A literature 1994  pt. 2 
G. Burkhardt,  U. Esser and  H. Hefele                                                
 - Berlin  Springer-Verlag  1995 
 - x, 596p. 
<br/><br/><label>ISBN: </label>3-540-60172-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Abstracts
<br/><br/><label>Universal Decimal Class. No.: </label>048.1:52  / 62A