1. Comments on Aksnes' intermediary

   • André Deprit
   • David L. Richardson

   OriginalPaper Pages: 253 - 273

2. On resonance in celestial mechanics

   • Boris Garfinkel

   OriginalPaper Pages: 275 - 290

3. A relation between Giorgilli-Galgani's and Deprit's algorithms

   • Michel Rapaport

   OriginalPaper Pages: 291 - 293

4. Limits of stability for an area-preserving polynomial mapping

   • James H. Bartlett

   OriginalPaper Pages: 295 - 317

5. Numerical study of periodic orbit properties in a dynamical system with three degrees of freedom

   • P. Magnenat

   OriginalPaper Pages: 319 - 343

6. Book reviews

   • R. Broucke

   BookReview Pages: 345 - 348