@article{DE_1975_11_9_a11,
     author = {J. D. Kechkich},
     title = {Boundary value problems for the {Laplace} equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1641--1646},
     publisher = {mathdoc},
     volume = {11},
     number = {9},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1975_11_9_a11/}
}