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- Type
- Reports of Commissions
- Information
- Copyright
- Copyright © International Astronomical Union 1976 1965
References
8.
Dollfus, A. Coll. Intern. Astroph. Liège, 1962, La Physique des Planètes. Publ. Inst. Astroph., Cointe-Sclessin, 1963, p. 593.Google Scholar