TY - JOUR AU - A. D. Morozov AU - K. E. Morozov TI - On Quasi-Periodic Parametric Perturbations of Hamiltonian Systems JO - Russian journal of nonlinear dynamics PY - 2020 SP - 369 EP - 378 VL - 16 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ND_2020_16_2_a9/ LA - en ID - ND_2020_16_2_a9 ER -