1. Spectral observations of new galaxies with ultraviolet excess. II

   • M. A. Kazaryan

   OriginalPaper Pages: 569 - 575

2. Detailed spectrophotometric investigation of the galaxy Mark. 307

   • A. N. Burenkov
   • A. R. Petrosyan
   • É. E. Khachikyan

   OriginalPaper Pages: 576 - 580

3. Two-color photometry of the cluster of galaxies A 2634

   • A. T. Kalloglyan
   • G. Richter
   • E. G. Nikogosyan

   OriginalPaper Pages: 581 - 587

4. 3C 120: Connection between the optical variability and superluminal components of the millisecond radio structure

   • E. T. Belokon'

   OriginalPaper Pages: 588 - 598

5. Fuorlike brightness variations of stars of the Orion association

   • É. S. Parsamyan
   • K. G. Gasparyan

   OriginalPaper Pages: 598 - 606

6. The well-known Herbig AE star AB Aur. I. Investigation of variability of the emission lines in the region 0.37–0.88 μm

   • V. S. Shevchenko

   OriginalPaper Pages: 606 - 614

7. Spectrum of EY Ori near the secondary minimum

   • N. Z. Ismailov

   OriginalPaper Pages: 614 - 617

8. Extinction and polarization of light by dust in the interstellar medium: The interstellar circular polarization

   • A. E. Il'in

   OriginalPaper Pages: 617 - 625

9. Influence of interstellar scattering on the mean pulse shape and apparent angular diameter of a pulsar: A program of statistical modeling

   • A. A. Bocharov

   OriginalPaper Pages: 625 - 631

10. Two phases of the interstellar medium in nebulas around quasars

    • A. S. Zentsova

    OriginalPaper Pages: 632 - 637

11. Energy exchange processes between electrons and photons in the strong radiation fields encountered in some astrophysical objects. II

    • G. T. Ter-Kazaryan

    OriginalPaper Pages: 637 - 645

12. Phase models of galaxies consisting of a disk and halo

    • L. P. Osipkov
    • S. A. Kutuzov

    OriginalPaper Pages: 645 - 652

13. Generalized statistical criterion for distinguishing random optical groupings from physical multiple systems

    • Z. P. Anosova

    OriginalPaper Pages: 653 - 662

14. Numerical-experiment investigation of coalescence of gaseous protogalactic fragments in triple systems

    • L. G. Kiseleva
    • V. V. Orlov

    OriginalPaper Pages: 662 - 668

15. Accretion disks in the bimetric theory of gravitation: Strong gravity sensitivity of the inner disk edge

    • E. V. Chubaryan
    • H. G. Paul
    • A. V. Sarkisyan

    OriginalPaper Pages: 668 - 674

16. Shock mechanism of formation of shell-like structures in elliptical galaxies

    • B. I. Gnatyk
    • V. A. Krol'

    OriginalPaper Pages: 675 - 683

17. Model of activity of the source of synchrotron radio radiation at the center of the Galaxy

    • Ch. N. Seitnepesov

    OriginalPaper Pages: 684 - 689

18. On the motion of cosmic strings in a gas

    • D. A. Kompaneets
    • A. G. Polnarev

    OriginalPaper Pages: 690 - 695