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. Gravitational dragging of distant source images caused by galaxy stars. 2004 ;20(5):422-429.
. Some evidence of a double black hole in NGC 1194 active galactic nucleus?. Russian. 2015 ;31(1):22-31.
. Statistics of light curves of a distant source microlensed by a system of point and extended masses. Russian. 2015 ;31(2):47-58.
. Variations of the X-ray spectrum of AGN NGC 4945 from the data of INTEGRAL space mission. 2016 ;32(4):23-35.

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