@article{SEMR_2018_15_a89,
     author = {D. O. Tsvetkov},
     title = {Small motions of an ideal stratified fluid with a free surface completely covered with the elastic ice},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {422--435},
     publisher = {mathdoc},
     volume = {15},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2018_15_a89/}
}