@article{ZVMMF_1991_31_11_a3,
     author = {L. T. Poznyak},
     title = {A partial truncation procedure in the partial domain method for computing the eigenvalues of the two-dimensional {Laplace} operator},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1638--1654},
     publisher = {mathdoc},
     volume = {31},
     number = {11},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1991_31_11_a3/}
}