@article{DAN_1957_112_5_a1,
     author = {N. I. Bakievich},
     title = {Some boundary problems for mixed type of equation in a strip and a half-plane},
     journal = {Doklady Akademii Nauk},
     pages = {793--796},
     publisher = {mathdoc},
     volume = {112},
     number = {5},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_112_5_a1/}
}