@article{DAN_1976_230_4_a12,
     author = {L. G. Khazin},
     title = {Regular polygons of point vortices and resonance instability of steady states},
     journal = {Doklady Akademii Nauk},
     pages = {799--802},
     publisher = {mathdoc},
     volume = {230},
     number = {4},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_230_4_a12/}
}