102 citations · 234 across the 17 of their papers we have counts for
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astro-ph.GA2021★ 5 cited
Periodic variability of the z=2.0 quasar QSO B1312+7837
M. Minev, V. D. Ivanov, T. Trifonov +6
We report here the first results from a 15-yr long variability monitoring of the z=2.0 quasar QSO B1312+7837. It shows luminosity changes with a period P~6.13 yr (P~2.04 yr at rest…
astro-ph.GA2021★ 102 cited
Ultraluminous X-Ray Sources
S. N. Fabrika, K. E. Atapin, A. S. Vinokurov +1
Ultraluminous X-ray sources (ULXs) were identified as a separate class of objects in 2000 based on data from the Chandra X-Ray Observatory. These are unique objects: their X-ray lu…