Volume 51, 2025, Issue 1

• SRG/ART-XC Discovery of Pulsations from RX J0535.0-6700: Another X-ray Pulsar in the LMC
  I.A.Mereminskiy, A.S.Gorban, Yu.S.Klein, E.A.Ushakova, A.N.Semena, A.A.Lutovinov, A.Yu.Tkachenko, S.V.Molkov (pp.3-12; AstL: 1-8)

• Non-LTE Abundance Analysis of Main-Sequence A-B Stars. III. Normal-Star Criteria
  A.M.Romanovskaya, T.A.Ryabchikova, L.I.Mashonkina, T.M.Sitnova, N.Serebryakova (pp.13-27; AstL: 9-24

• Elusive Helium Stars in the Gap between Subdwarfs and Wolf-Rayet Stars II. Nonlinear Pulsations of Stripped Helium Stars
  Yu.A.Fadeyev, A.G.Kuranov, L.R.Yungelson (pp.28-37; AstL: 25-33

• To the Origin of the Fast X-ray Precursors of Solar Flares
  V.V.Zaitsev, A.V.Stepanov (pp.38-41; AstL: 34-37

• A Method for Estimating the Spatial Period of Energy Release in Solar Flares II
  L.S.Ledentsov (pp.42-52; AstL: 38-48