Spectroscopic Redshift Determination for a Sample of Distant Quasars Detected by the SRG Observatory Based on RTT-150 Observations. I I. F. BikmaevE. N. IrtuganovM. R. Gilfanov OriginalPaper 08 February 2021 Pages: 645 - 657
Population Synthesis of Ultraluminous X-ray Sources with Magnetized Neutron Stars A. G. KuranovK. A. PostnovL. R. Yungelson OriginalPaper 08 February 2021 Pages: 658 - 676
The Long-Period Dwarf Nova V2466 Cyg: The 2003 and 2019 Superoutbursts S. V. AntipinA. M. ZubarevaK. V. Sokolovsky OriginalPaper 08 February 2021 Pages: 677 - 690
RRab Variable T Men: The Period Variability and the Blazhko Effect L. N. BerdnikovA. Yu. KniazevV. V. Kravtsov OriginalPaper 08 February 2021 Pages: 691 - 701
On the Existence of Long-Period Comet Families of the Giant Planets A. S. GuliyevR. A. Guliyev OriginalPaper 08 February 2021 Pages: 702 - 704
Spatial Structures of the North–South Asymmetry in the Green Coronal Line and Magnetic Fields O. G. Badalyan OriginalPaper 08 February 2021 Pages: 705 - 714