@article{DE_1990_26_1_a2,
     author = {V. S. Vinogradov},
     title = {Construction of regularizers for elliptic boundary problems on the plane},
     journal = {Differencialʹnye uravneni\^a},
     pages = {16--23},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_1_a2/}
}