A relation between solar activity and the Earth's rotation Gu Zhennian OriginalPaper Pages: 189 - 195
Radarclinometry of the Earth and Venus from space-shuttle and Venera-15 imagery Robert L. Wildey OriginalPaper Pages: 197 - 231
Existence of libration points in the restricted problem of three bodies with radiation pressure S. M. El-Shaboury OriginalPaper Pages: 233 - 242
Integration theory for the restricted problem of three axisymmetric bodies S. M. El-Shaboury OriginalPaper Pages: 243 - 250