98 citations · 555 across the 25 of their papers we have counts for
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astro-ph2008
The time-delay of the gravitationally lensed double quasar UM 673
T. A. Akhunov, R. W. Schmidt, O. Burkhonov +11
The paper has been withdrawn because double checking and comparison with other data sets after the original submission showed that a broken R-band filter at the Maidanak telescope…
astro-ph2005★ 33 cited
Observational determination of the time delays in gravitational lens system Q2237+030
V. Vakulik, R. Schild, V. Dudinov +4
We present new brightness monitoring observations of the 4 components of gravitationally lensed system Q2237+0305, which show detection of an intrinsic quasar brightness fluctuatio…