The high energy astronomy observatory x-ray telescope
The focal plane crystal spectrometer for the HEAO Bsatellite
The Goodard space flight center solid state spectrometer for the HEAO-B mission
Spirit - a high resolution cosmic ray isotope spectrometer for spacelab
Active optical devices and applications, Washington, D.C., Apr. 10-11, 1980 (Proc. of the SPIE)
ROSAT PSPC. Scientific data processing requirement document
New measurements of the spectrum of the cosmic microwave background