@article{MZM_1974_15_4_a0,
     author = {S. F. Lukomskii},
     title = {Singularities of carleman type for subsystems of a~trigonometric system},
     journal = {Matemati\v{c}eskie zametki},
     pages = {515--520},
     publisher = {mathdoc},
     volume = {15},
     number = {4},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1974_15_4_a0/}
}