Bifurcations of the Hamiltonian Fourfold 1:1 Resonance with Toroidal Symmetry

On global action‐angle coordinates

J. J. Duistermaat · Communications on Pure and Applied Mathematics · 1980 · 533 citations

Natural Sciences, Aerospace Engineering, Geometry +5

Regularization of kepler's problem and the averaging method on a manifold

John W. Moser · Communications on Pure and Applied Mathematics · 1970 · 458 citations

Natural Sciences, Astronomy, Mathematics +10

Stratified Symplectic Spaces and Reduction

Reyer Sjamaar, Eugene Lerman · Annals of Mathematics · 1991 · 432 citations

Natural Sciences, Mathematics, Dynamical Systems +11

Monodromy in the hydrogen atom in crossed fields

Richard Cushman, D. A. Sadovskiı́ · Physica D Nonlinear Phenomena · 2000 · 101 citations · Full text

Natural Sciences, Physics, Electromagnetism +8

Rydberg atoms in parallel magnetic and electric fields. I. Experimental studies of the odd diamagnetic multiplet of lithium: n mixing and core effects

P. Cacciani, S. Liberman, E. Luc‐Koenig et al. · Journal of Physics B Atomic Molecular and Optical Physics · 1988 · 49 citations

Natural Sciences, Physics, Atomic Physics +11