@article{DE_1985_21_8_a24,
     author = {G. B. Savchenko},
     title = {Well-posedness of a nonlocal boundary value problem},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1450--1453},
     publisher = {mathdoc},
     volume = {21},
     number = {8},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1985_21_8_a24/}
}