@article{MMO_1973_28_a2,
     author = {B. R. Vaǐnberg and V. G. Maz'ya},
     title = {On the problem of the steady oscillations of a~layer of fluid of variable depth},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {57--74},
     publisher = {mathdoc},
     volume = {28},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1973_28_a2/}
}