@article{DE_1991_27_5_a13,
     author = {L. I. Kamynin},
     title = {Application of parabolic potentials to boundary value problems in mathematical physics. {III}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {836--849},
     publisher = {mathdoc},
     volume = {27},
     number = {5},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1991_27_5_a13/}
}