1. Stellar oscillations and magnetic field perturbations of the boundary conditions

   • M. Goossens
   • P. Smeyers
   • J. Denis

   OriginalPaper Pages: 257 - 272

2. A classification of the available astrophysical data of particular HII regions

   • C. Goudis

   OriginalPaper Pages: 273 - 306

3. Observations of southern nebulae

   • A. C. Danks
   • J. Manfroid
   • L. Houziaux

   OriginalPaper Pages: 307 - 311

4. Partially elastic collisions in dense matter

   • Liisa Nygrén

   OriginalPaper Pages: 313 - 319

5. Revised interstellar neutral helium/hydrogen density ratios and the interstellar UV-radiation field

   • P. W. Blum
   • H. J. Fahr

   OriginalPaper Pages: 321 - 334

6. The neutral atmospheres of comets

   • D. A. Mendis
   • W. -H. Ip

   OriginalPaper Pages: 335 - 385

7. Formation of solar nebula and mass distribution in the planetary system

   • Ved Mitra

   OriginalPaper Pages: 387 - 396

8. The URCA process in convective cores

   • S. Tsuruta
   • A. G. W. Cameron

   OriginalPaper Pages: 397 - 400

9. Galaxy magnitudes

   • Gerald E. Kron
   • C. D. Shane

   OriginalPaper Pages: 401 - 407

10. On the heliographic latitude dependence of the solar wind velocity

    • L. Diodato
    • G. Moreno

    OriginalPaper Pages: 409 - 414

11. Search for neutral hydrogen with high negative velocities ejected from the galactic center

    • I. F. Mirabel

    OriginalPaper Pages: 415 - 417

12. On ionization mechanisms towards λ₂ Vel and ζ Pup

    • S. P. Tarafdar

    OriginalPaper Pages: 419 - 427

13. Scattering functions for neutrino transport

    • William R. Yueh
    • J. Robert Buchler

    OriginalPaper Pages: 429 - 435

14. The design, construction and performance of a large Hα and [Nii] interference filter for the SRC 48-inch Schmidt

    • K. H. Elliott
    • J. Meaburn

    OriginalPaper Pages: 437 - 445

15. Least-squares frequency analysis of unequally spaced data

    • N. R. Lomb

    OriginalPaper Pages: 447 - 462

16. Stability ofG ⁺ modes in a 30M _⊙ star

    • R. Scuflaire
    • A. Noels
    • A. Boury

    OriginalPaper Pages: 463 - 475

17. Southern peculiar galaxies — V

    • J. L. Sérsic

    OriginalPaper Pages: 477 - 485

18. The spectrum of Cyg X-1 — A theoretical model

    • J. A. De Freitas Pacheco
    • J. E. Steiner

    OriginalPaper Pages: 487 - 494

19. A tentative envelope model of Phi Persei

    • Masakazu Suzuki

    Research Note Pages: 495 - 497

20. Abstracts of forthcoming papers

    Abstract Pages: 499 - 506

21. Erratum

    • M. Fracassini
    • L. E. Pasinetti
    • G. Pelagatti

    Erratum Pages: 507 - 507

22. Models of cosmic maser sources

    • S. B. Pikel'ner
    • V. S. Strel'nitskiy

    Letters to the Editor Pages: L19 - L24

23. Gravitational radiation from a particle falling into a Kerr black hole

    • I. G. Dymnikova

    Letters to the Editor Pages: L25 - L29

24. Extinction properties of porous spheres

    • H. Abadi
    • N. C. Wickramasinghe

    Letters to the Editor Pages: L31 - L32

25. Infrared spectra of small interstellar grains

    • W. W. Duley

    Letters to the Editor Pages: L33 - L36

26. Carbon deflagration supernova, an alternative to carbon detonation

    • Ken'ichi Nomoto
    • Daiichiro Sugimoto
    • Sadayuki Neo

    Letters to the Editor Pages: L37 - L42

27. A comment on the damping of magneto-hydrodynamic waves

    • Bibhas R. De

    Letters to the Editor Pages: L43 - L46