Astronomy and astrophysics abstracts 
/ Astronomical Rechen-Institut, Vol 53 A, literature 1991, Part 1 
 - Berlin:   Springer-Verlag,   1992 
 - 731p.  
<br/><br/><label>ISBN: </label>3-540-55314-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Astronomy