On the Schwarzschild-Type Polygonal ( n + 1 ) - Body Problem and on the Associated Restricted Problem

Artikel in diesem Heft

1. Contents
2. A Comparison of Stellar Classification Possibilities of Photometric Systems. I. Solar Metallicity Stars
3. On the Possibilities of Some Photometric Systems for Star Classification
4. Synthetic Photometry Experiments in the Vicinity of the Paschen Jump
5. Emission-Line Stars in the Vilnius Photometric System
6. Star Classification Possibilities with BROAD-BAND Photometric Systems. I. The Sloan System
7. Photoelectric Photometry of Stars in the Orion Standard Region
8. On the Schwarzschild-Type Polygonal ( n + 1 ) - Body Problem and on the Associated Restricted Problem
9. Baldone Schmidt Telescope Plate Archive and Catalogue
10. In Memoriam Jurij Frantsman (20.03.1939 – 20.07.1998)
11. In Memoriam Veikko Saar (15.04.1971 – 12.09.1998)
12. Contents of Volume 7