Aschenbach, Bernd,  <br/><br/>
THE INVISIBLE SKY :    ROSAT AND THE AGE OF X-RAY ASTRONOMY /  
BERND ASCHENBACH, HERMANN-MICHAEL HAHN, JOACHIM TRUMPER ; TRANSLATED BY HELMUT JENKNER 
 - New York, NY  COPERNICUS  1998 
 - 175 pages :    some colour illustrations ;    25 x 29 cm 175 p  24 cm 
<br/><br/> Includes index  Translations of : Der unsichtbare Himmel. 1996 by Birkauser 
<br/><br/><label>ISBN: </label>9780387949284  
<br/><br/><label>Subjects--Personal Names: </label><br/>Hahn, Hermann-Michael,   author <br/>Trumper, Joachim,   author 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Astrophysics
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy -- Observations<br/>ROSAT (Artificial satellite)<br/>SAINS JATI (TULEN) DAN MATEMATIK<br/>X-ray astronomy