1. Comments on the paper by Y. Kubo: ‘A core-mantle interaction in the rotation of the earth’

   • M. G. Rochester

   OriginalPaper Pages: 231 - 234

2. Comments on Rochester's comments

   • Yoshio Kubo

   BriefCommunication Pages: 235 - 235

3. Expansion of the perturbing function of a satellite restricted four-body problem

   • S. G. Zhuravlev
   • V. V. Anikovsky

   OriginalPaper Pages: 237 - 254

4. On periodic flybys of the moon

   • A. D. Bruno

   OriginalPaper Pages: 255 - 268

5. Time elements in rectangular coordinates

   • Johnny H. Kwok
   • Paul Nacozy

   OriginalPaper Pages: 269 - 287

6. An asymptotic solution for the stellar case of the non-planar three-body problem

   • Jean Degraeve
   • Madeleine Pascal

   OriginalPaper Pages: 289 - 327

7. Book reviews

   • Paul Nacozy
   • Roger A. Broucke

   BookReview Pages: 329 - 331