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20052026
most citedDiscovery of an Optically-Faint Quasar at z=5.70 and Implications for the Faint End of the Quasar Luminosity Function

37 citations · 61 across the 13 of their papers we have counts for

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astro-ph.CO2011★ 22 cited

Three QSOs acting as strong gravitational lenses

F. Courbin, C. Faure, S. G. Djorgovski +8

We report the discovery of three new cases of QSOs acting as strong gravitational lenses on background emission line galaxies: SDSS J0827+5224 (zQSO = 0.293, zs = 0.412), SDSS J091…