TY  - BOOK
ED  - H.E.A.O
TI  - Einsten (HEAO) x-ray observatory consortium observing programme Oct 1979 April 1981  
U1  - H.E.A. 
PY  - 1979///
PB  - H.E.A.O.
KW  -  Consortium
KW  - Astrophysics
ER  -