@article{VUU_2021_31_2_a10,
     author = {D. O. Tsvetkov},
     title = {The problem of normal oscillations of a viscous stratified fluid with an elastic membrane},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {311--330},
     year = {2021},
     volume = {31},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2021_31_2_a10/}
}