@article{MZM_1967_2_3_a5,
     author = {V. A. Matveev},
     title = {Series in a {Schauder} system},
     journal = {Matemati\v{c}eskie zametki},
     pages = {267--278},
     publisher = {mathdoc},
     volume = {2},
     number = {3},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1967_2_3_a5/}
}