1. Hot components of some stars in the Orion and Carina regions

   • H. M. Tovmassian
   • R. Kh. Hovhannessian
   • R. A. Epremian

   OriginalPaper Pages: 253 - 256

2. Fuor observations III. FU Orionis during 1984–1990. A remarkable change in the brightness decrease rate

   • M. A. Ibragimov

   OriginalPaper Pages: 257 - 266

3. Sizes of real Trapeziums

   • V. V. Hambarian
   • A. L. Mirzoyan

   OriginalPaper Pages: 267 - 269

4. Search for stars with intrinsic polarization

   • M. A. Eritsian

   OriginalPaper Pages: 270 - 273

5. Observations of the gaseous nebulae W80 and Sh119 at four decameter frequencies

   • E. A. Abramenko
   • V. V. Krymkin

   OriginalPaper Pages: 274 - 278

6. Spectroscopic and photometric investigation of the clumpy irregular galaxy Markarian 1006

   • A. R. Petrosian
   • K. A. Sahakian
   • F. Börngen

   OriginalPaper Pages: 279 - 284

7. Polarization investigation of the peculiar galaxy NGC 660

   • V. P. Reshetnikov
   • V. A. Yakovleva

   OriginalPaper Pages: 285 - 287

8. Observations of the compact group of galaxies Shahbazian 130

   • A. S. Amirkhanian
   • A. G. Eghkian
   • R. K. Shahbazian

   OriginalPaper Pages: 288 - 292

9. Polarimetric observations of OJ 287 during 1983–1991

   • V. A. Hagen-Thorn
   • A. I. Gataillina

   OriginalPaper Pages: 293 - 296

10. Periodic activity of rotating galaxies

    • A. M. Krigel

    OriginalPaper Pages: 297 - 303

11. Scattering of light in a spherical nebula

    • A. K. Kolesov
    • V. V. Sobolev

    OriginalPaper Pages: 304 - 311

12. Generation of soft X-rays in the atmosphere of RR Lyrae

    • S. M. Andrievskii
    • I. A. Matveev

    OriginalPaper Pages: 312 - 317

13. Models of neutron stars in generalized bimetric theory of gravitation

    • M. R. Avakian
    • L. Sh. Grigorian
    • A. A. Saharian

    OriginalPaper Pages: 318 - 322

14. Stability of astrophysical disks and rings

    • V. L. Polyachenko

    OriginalPaper Pages: 323 - 332

15. Hypochlorous acid in the interstellar medium

    • V. K. Khersonskii
    • A. A. Lipovka

    OriginalPaper Pages: 333 - 339

16. Abundance of palladium group elements in the atmospheres of evolved stars. III. Rhodium

    • M. Ya. Orlov
    • A. V. Shavrina

    Brief Communications Pages: 340 - 341