Triple close approach in the three-body problem: A limit for the bounded orbits Jacques LaskarChristian Marchal OriginalPaper Pages: 15 - 28
A type of second order linear ordinary differential equations with periodic coefficients for which the characteristic exponents have exact expressions Haruo Yoshida OriginalPaper Pages: 73 - 86
An extension of Szebehely's problem to holonomic systems A. MelisB. Piras OriginalPaper Pages: 87 - 92