@article{ZVMMF_1990_30_7_a7,
     author = {L. T. Poznyak},
     title = {A~rigorous justification and estimation of the rate of convergence for the partial domain method in two-dimensional eigenvalue problems for the {Laplace} operator},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1057--1070},
     publisher = {mathdoc},
     volume = {30},
     number = {7},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1990_30_7_a7/}
}