@article{DAN_1986_286_5_a2,
     author = {Yu. N. Valitskii},
     title = {Well-posedness of a multipoint problem for a differential equation with operator coefficients},
     journal = {Doklady Akademii Nauk},
     pages = {1041--1043},
     publisher = {mathdoc},
     volume = {286},
     number = {5},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_286_5_a2/}
}