TY  - BOOK
AU  - Aschenbach,B.
AU  - Hahn,Hermann-Michael
AU  - Truemper,J.
TI  - The invisible sky: ROSAT and the age of X-ray astronomy 
SN  - 0387949283 (alk. paper)
AV  - QB472 .A8313 1998
U1  - 522/.6863 21
PY  - 1998///
CY  - New York
PB  - Springer Verlag
KW  - ROSAT (Artificial satellite)
KW  - X-ray astronomy
N1  - Translation of: Der unsichtbare Himmel; Includes index
UR  - http://www.loc.gov/catdir/enhancements/fy0815/97034139-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy0815/97034139-t.html
ER  -