@article{IIMI_2020_56_a2,
     author = {A. A. Kilin and E. M. Artemova},
     title = {Stability of regular vortex polygons in {Bose--Einstein} condensate},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {20--29},
     publisher = {mathdoc},
     volume = {56},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2020_56_a2/}
}