@article{DE_1986_22_5_a13,
     author = {D. A. Krupskaya and E. M. Landis},
     title = {Criteria for solvability of the {Dirichlet} problem in the case of an unbounded boundary function},
     journal = {Differencialʹnye uravneni\^a},
     pages = {838--848},
     publisher = {mathdoc},
     volume = {22},
     number = {5},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_5_a13/}
}