Ivan I. Shevchenko, Astrophysics and Space Science Library, 463, Dynamical Chaos in Planetary Systems, 2020, 235
Leo T Butler, “Horseshoes and invariant tori in cosmological models with a coupled field and non-zero curvature *”, Class. Quantum Grav., 37:19 (2020), 195024
B S Bardin, E V Volkov, “Stability Study of a Relative Equilibrium in the Planar Circular Restricted Four-Body Problem”, IOP Conf. Ser.: Mater. Sci. Eng., 927:1 (2020), 012012
Santiago Barbieri, Laurent Niederman, “Sharp Nekhoroshev estimates for the three-body problem around periodic orbits”, Journal of Differential Equations, 268:7 (2020), 3749
Laurent Niederman, Alexandre Pousse, Philippe Robutel, “On the Co-orbital Motion in the Three-Body Problem: Existence of Quasi-periodic Horseshoe-Shaped Orbits”, Commun. Math. Phys., 377:1 (2020), 551
Inmaculada Baldomá, Ernest Fontich, Pau Martín, “Whiskered Parabolic Tori in the Planar $(n+1)$-Body Problem”, Commun. Math. Phys., 374:1 (2020), 63
R. M. Safina, “Dirichlet Problem for Mixed Type Equation with Characteristic Degeneration and Singular Coefficient”, Lobachevskii J Math, 41:1 (2020), 80
Leo T. Butler, “Invariant tori for a class of singly thermostated Hamiltonians”, Journal of Mathematical Physics, 61:8 (2020)
Leonid Kurakin, Irina Ostrovskaya, “On the Effects of Circulation around a Circle on the Stability of a Thomson Vortex N-gon”, Mathematics, 8:6 (2020), 1033
Gabriella Pinzari, “Perihelion Librations in the Secular Three-Body Problem”, J Nonlinear Sci, 30:4 (2020), 1771