Papers presented to the IAU XIV General Assembly.
Contributors: International Astronomical Union.; W. Struve nimeline Tartu Astrofüüsika Observatoorium.
Published: 1970
Place of publication: Tartu
Language: eng
Number of pages: 57
Subjects: Galaxies -- Congresses.; Stars -- Congresses.
Notes: Includes bibliographical references.
At head of title: Academy of Sciences of the Estonian SSR, Institute of Physics and Astronomy, W. Struve Astrophysical Observatory.