@article{DE_1989_25_12_a14,
     author = {A. I. Kozhanov},
     title = {Boundary value problems and properties of solutions for third-order equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2143--2153},
     publisher = {mathdoc},
     volume = {25},
     number = {12},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1989_25_12_a14/}
}