@article{MZM_2013_93_4_a15,
     author = {A. V. Politov},
     title = {A {Convergence} {Criterion} for {Orthorecursive} {Expansions} in {Euclidean} {Spaces}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {637--640},
     publisher = {mathdoc},
     volume = {93},
     number = {4},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2013_93_4_a15/}
}