@article{MZM_1999_65_6_a19,
     author = {Yu. G. Sentsov},
     title = {On the {Riesz} basis property of a~system of eigen- and associated functions for a~differential operator with integral conditions},
     journal = {Matemati\v{c}eskie zametki},
     pages = {948--952},
     publisher = {mathdoc},
     volume = {65},
     number = {6},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1999_65_6_a19/}
}