V. P. Vyazanitsyn M. N. Gnevyshev O. V. Dobrovol'skii V. A. Krat A. V. A. P. Molchanov V. M. Sobolev And V. V. SharonovPhysics Of The Solar SystemVolume 3 Of A Course In Astrophysics And Stellar Astronomy(Astrophysics And Stellar Astronomy Course)Edited By A. A. MikhailovEditorial Board: A. N. Deich V.A. Krat O. A. Mel'nikov And V. V. SobolevPublishing House Science Moscow 1964Translated From RussianIsrael Program For Scientific Translations Jerusalem 1966
