@article{DAN_1958_123_4_a8,
     author = {A. P. Plekhotin},
     title = {Theorem on the existence and uniqueness of the solution to a boundary value problem for a system of ordinary differential equations},
     journal = {Doklady Akademii Nauk},
     pages = {613--615},
     publisher = {mathdoc},
     volume = {123},
     number = {4},
     year = {1958},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1958_123_4_a8/}
}