@article{DE_1982_18_9_a10,
     author = {A. L. Skubachevskii},
     title = {Some nonlocal elliptic boundary value problems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1590--1599},
     publisher = {mathdoc},
     volume = {18},
     number = {9},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_9_a10/}
}