@article{DE_1984_20_11_a11,
     author = {S. I. Gaiduk},
     title = {Some two-dimensional mixed problems with an initial function that does not vanish for the conjugation {conditions.~I}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1925--1940},
     publisher = {mathdoc},
     volume = {20},
     number = {11},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1984_20_11_a11/}
}