Asymptotic stability of a polar vortex perturbed by harmonic waves describing atmospheric gravity waves circulating in an equatorial plane of a spherical planetRanis Ibragimov, Pirooz Mohazzabi, Rebecca Roembke and Justin Van EeMath. Model. Nat. Phenom., 13 4 (2018) 36DOI: https://doi.org/10.1051/mmnp/2018017