1. From the editors

   EditorialNotes Pages: i - i

2. The mass defect of baryon stars

   • V. A. Ambartsumyan
   • G. S. Saakyan

   OriginalPaper Pages: 1 - 9

3. Tables of functions encountered in the theory of resonance radiation transfer. I.

   • V. V. Ivanov
   • V. T. Shcherbakov

   OriginalPaper Pages: 10 - 16

4. Tables of functions encountered in the theory of resonance radiation transfer. II

   • V. V. Ivanov
   • V. T. Shcherbakov

   OriginalPaper Pages: 17 - 22

5. A detailed photometric and colorimetric study of galaxies in the Constellation Virgo

   • B. E. Markaryan
   • E. Ya. Oganesyan
   • S. N. Arakelyan

   OriginalPaper Pages: 23 - 53

6. Spectrophotometric investigation of the nucleus of NGC 1068

   • E. A. Dibai
   • V. I. Pronik

   OriginalPaper Pages: 54 - 69

7. Continuous formation and rates of development of stars in stellar associations

   • L. V. Mirzoyan

   OriginalPaper Pages: 70 - 77

8. On two blue galaxies

   • K. A. Saakyan
   • R. G. Mnatsakanyan

   Brief Communications Pages: 78 - 78

9. Two extremely blue objects near A D galaxy

   • K. A. Saakyan

   Brief Communications Pages: 78 - 79