TY  - BOOK
AU  - Bradt,Hale
AU  - Giacconi,Riccardo
TI  - X- and gamma-ray astronomy
SN  - 9027703035
U1  - 523.0197222 
PY  - 1973///
CY  - Dordrecht, Holland, Boston
PB  - D. Reidel
KW  - X-ray astronomy
KW  - Congresses
KW  - Gamma-Ray Astronomy
N1  - "Symposium no. 55 held in Madrid, Spain, 11-13 May 1972."; Sponsored by the International Astronomical Union
ER  -