Stalin, C. S; Jeyakumar, S; Coziol, R; Pawase, R. S; Thakur, S. S
(Wiley-Blackwell, 2011-09)
We present the results of our optical monitoring campaign of the X-ray source H 0507+164, a low-luminosity Seyfert 1.5 galaxy at a redshift z= 0.018. Spectroscopic observations were carried out during 22 nights in 2007, ...