1. New Gamma-Ray Bursts Found in the Archival Data from the IBIS/ISGRI Telescope of the INTEGRAL Observatory

   • I. V. Chelovekov
   • S. A. Grebenev
   • P. Yu. Minaev

   OriginalPaper 16 December 2019 Pages: 635 - 654

2. Radial Pulsations of Stars at the Stage of the Final Helium Flash

   • Yu. A. Fadeyev

   OriginalPaper 16 December 2019 Pages: 655 - 663

3. Influence of Large-Scale Perturbations in Circumstellar Disks on the Linear Polarization Parameters of UX Ori Stars

   • S. G. Shulman
   • V. P. Grinin

   OriginalPaper 16 December 2019 Pages: 664 - 676

4. Search for Evolutionary Changes in the Periods of Cepheids: V532 Cyg

   • L. N. Berdnikov

   OriginalPaper 16 December 2019 Pages: 677 - 686

5. The Mass Distribution of Transiting Exoplanets Corrected for Observational Selection Effects

   • A. E. Ivanova
   • V. I. Ananyeva
   • J.-L. Bertaux

   OriginalPaper 16 December 2019 Pages: 687 - 694

6. Features of the Gnevyshev-Waldmeier Rule for Various Lifetimes and Areas of Sunspot Groups

   • Yu. A. Nagovitsyn
   • V. G. Ivanov
   • A. A. Osipova

   OriginalPaper 16 December 2019 Pages: 695 - 699