@article{DE_1977_13_7_a15,
     author = {E. Yu. Arkhipova},
     title = {Difference approximations on a rectangular net of the first boundary value problem for the {Laplace} equation with discontinuous boundary conditions},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1293--1298},
     publisher = {mathdoc},
     volume = {13},
     number = {7},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1977_13_7_a15/}
}