500 citations · 4.2k across the 75 of their papers we have counts for
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astro-ph1999
Hard X-Rays from the Galactic Nucleus: Present and Future Observations
A. Goldwurm, P. Goldoni, P. Laurent +2
In spite of increasing evidences of the presence of a massive Black Hole at the Galactic Center, its radio counterpart, Sgr A*, shows little activity at high energies, and recent m…
astro-ph1999
Long-Term Variability of the Hard X-ray Source GRS 1758-258: GRANAT/SIGMA Observations
S. I. Kuznetsov, M. R. Gilfanov, E. M. Churazov +13
The results of GRANAT/SIGMA hard X-ray observations of GRS 1758-258 in 1990-1998 are presented. The source lies at ~5\arcdeg from the Galactic Center and was within the SIGMA field…