@article{ZVMMF_1993_33_1_a7,
     author = {N. D. Kopachevskii and V. N. Pyvovarchyk},
     title = {The sufficient condition for instability of the convective motion of a liquid in an open vessel},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {101--118},
     publisher = {mathdoc},
     volume = {33},
     number = {1},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1993_33_1_a7/}
}