Charged particles in dipole magnetosphere of neutron stars: epicyclic oscillations in and off-equatorial planeJaroslav Vrba, Martin Kološ and Zdeněk StuchlíkEur. Phys. J. Plus, 140 2 (2025) 98DOI: https://doi.org/10.1140/epjp/s13360-025-06007-7