On the bifurcations of a certain family of periodic orbits Douglas C. Heggie OriginalPaper Pages: 207 - 214
On the stability of close binaries in hierarchical three-body systems Ian W. Walker OriginalPaper Pages: 215 - 228
The reduction to the rotation for planar perturbed Keplerian systems André Deprit OriginalPaper Pages: 229 - 247
Solution of equations of problem of motion of a heavy rigid body about a fixed point in the Kowalevskaya's case using θ-function F. M. El-Sabaa OriginalPaper Pages: 249 - 253
The rotation number of bounded orbits in a central field François Puel OriginalPaper Pages: 255 - 266
