83 citations · 603 across the 24 of their papers we have counts for
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astro-ph.GA2017★ 28 cited
Discovery of the first quadruple gravitationally lensed quasar candidate with Pan-STARRS
C. T. Berghea, G. J. Nelson, C. E. Rusu +2
We report the serendipitous discovery of the first gravitationally lensed quasar candidate from Pan-STARRS. The grizy images reveal four point-like images with magnitudes between 1…
astro-ph.GA2017★ 44 cited
Astrometric evidence for a population of dislodged AGN
Valeri V. Makarov, Julien Frouard, Ciprian T. Berghea +5
We investigate a sample of 2293 ICRF2 extragalactic radio-loud sources with accurate positions determined by VLBI, mostly active galactic nuclei (AGN) and quasars, which are cross-…