@article{DE_1978_14_3_a22,
     author = {V. P. Rudakov},
     title = {Correctness of a boundary problem for differential-operator equations in a {Banach} space},
     journal = {Differencialʹnye uravneni\^a},
     pages = {554--555},
     publisher = {mathdoc},
     volume = {14},
     number = {3},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1978_14_3_a22/}
}