1. A Tribute to Jürgen Moser

   • Antonio Giorgilli

   OriginalPaper Pages: 153 - 155

2. The Non-Linear Stability of L4 in the Restricted Three-Body Problem when the Bigger Primary is a Triaxial Rigid Body

   • P. P. Hallan
   • Sanjay Jain
   • K. B. Bhatnagar

   OriginalPaper Pages: 157 - 184

3. Perturbations of the Kepler Problem in Global Coordinates

   • Bruno Cordani

   OriginalPaper Pages: 185 - 200

4. The Prograde C7 Resonance for Earth and Mars Satellite Orbits

   • Sławomir Breiter

   OriginalPaper Pages: 201 - 214

5. Numerical Fourier Expansions of the Planetary Disturbing Function

   • Sergei A. Klioner

   OriginalPaper Pages: 215 - 238