Is Dark Matter Needed in Galaxies? I. K. RozgachevaA. A. Agapov OriginalPaper 23 August 2018 Pages: 551 - 556
A Search for a Globular Cluster whose Passage Through the Galactic Disk Could Induce the Formation of the Gould Belt V. V. BobylevA. T. Bajkova OriginalPaper 23 August 2018 Pages: 557 - 566
WR + OB Binary Systems: Observational Evidence of Their Formation as a Result of Mass Exchange A. M. Cherepashchuk OriginalPaper 23 August 2018 Pages: 567 - 573
Spectra of Standard Radio Sources at the Current Epoch V. P. IvanovA. V. IpatovT. S. Andreeva OriginalPaper 23 August 2018 Pages: 574 - 583
Search for H2O Maser Flares in Regions of Formation of Massive Stars N. N. ShakhvorostovaL. N. Vol’vachG. M. Rudnitskii OriginalPaper 23 August 2018 Pages: 584 - 608
Observations of OH and H2O Maser Emission in the Star-Forming Region S128 N. T. AshimbaevaP. ColomA. M. Tolmachev OriginalPaper 23 August 2018 Pages: 609 - 622
Changes of the Optical Spectrum of the Hypergiant ρ Cas due to a Shell Ejection in 2013 V. G. KlochkovaV. E. PanchukN. S. Tavolzhanskaya OriginalPaper 23 August 2018 Pages: 623 - 635
Erratum to: “Relationship between the Elemental Abundances and the Kinematics of Galactic-Field RR Lyrae Stars” V. A. MarsakovM. L. GozhaV. V. Koval Erratum 23 August 2018 Pages: 636 - 636