@article{MZM_1969_5_1_a0,
     author = {A. A. Talalyan},
     title = {On the existence of null series in certain systems of functions},
     journal = {Matemati\v{c}eskie zametki},
     pages = {3--12},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1969_5_1_a0/}
}