@article{DAN_1967_176_3_a5,
     author = {Yu. A. Klokov},
     title = {A boundary value problem for an $n$th-order ordinary differential equation},
     journal = {Doklady Akademii Nauk},
     pages = {512--514},
     publisher = {mathdoc},
     volume = {176},
     number = {3},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_176_3_a5/}
}