371 citations · 678 across the 9 of their papers we have counts for
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astro-ph2002★ 246 cited
Large-Amplitude X-ray Outbursts from Galactic Nuclei: A Systematic Survey Using ROSAT Archival Data
J. L. Donley, W. N. Brandt, M. C. Eracleous +1
In recent years, luminous X-ray outbursts with variability amplitudes as high as ~ 400 have been serendipitously detected from a small number of active and inactive galaxies. These…
astro-ph1998★ 44 cited
The ROSAT BRIGHT survey: I. Identification of an AGN sample with hard ROSAT X-ray spectra
J. -U. Fischer, G. Hasinger, A. D. Schwope +5
The ROSAT Bright Survey (RBS) aims to completely optically identify the more than 2000 brightest sources detected in the ROSAT all-sky survey at galactic latitudes |b| > 30 degr (e…