@article{ZVMMF_1991_31_10_a7,
     author = {Yu. D. Pletner},
     title = {The properties of the solutions of equations similar to the two-dimensional {Sobolev} equation},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1512--1525},
     publisher = {mathdoc},
     volume = {31},
     number = {10},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1991_31_10_a7/}
}