1. Influence of the resonance in a gravity-gradient stabilized satellite

   • R. Vilhena De Moraes
   • P. A. F. Da Silva

   OriginalPaper Pages: 225 - 243

2. A restricted charged four-body problem

   • J. Casasayas
   • A. Nunes

   OriginalPaper Pages: 245 - 266

3. External perturbations on distant planetary orbits and objects in the Kuiper disk

   • S. Alan Stern

   OriginalPaper Pages: 267 - 273

4. Existence of invariant tori in three-dimensional measure-preserving mappings

   • Chong -Qing Cheng
   • Yi -Sui Sun

   OriginalPaper Pages: 275 - 292

5. Existence of periodically invariant curves in 3-dimensional measure-preserving mappings

   • Chong -Qing Cheng
   • Yi -Sui Sun

   OriginalPaper Pages: 293 - 303