HEAO-1 and HEAO-2 Observations of Features in the 0.5-1.5 keV Diffuse Background near the Galactic Center Fried, P. M. ; Nousek, J. A. ; Garmire, G. P. Abstract Publication: Bulletin of the American Astronomical Society Pub Date: March 1982 Bibcode: 1982BAAS...14..661F