199 citations · 657 across the 21 of their papers we have counts for
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astro-ph2008★ 2 cited
Spectroscopy of bright quasars: emission lines and internal extinction
R. Bachev, A. Strigachev, E. Semkov +1
The main purpose of this work is to improve the existing knowledge about the most powerful engines in the Universe - quasars. Although a lot is already known, we still have only a…
astro-ph2007★ 3 cited
Photometric monitoring of the blazar 3C 345 for the period 1996 - 2006
B. Mihov, R. Bachev, L. Slavcheva-Mihova +3
We present the results of the blazar 3C 345 monitoring in Johnson-Cousins BVRI bands for the period 1996 - 2006. We have collected 29 V and 43 R data points for this period; the BI…