@article{IVM_2009_10_a5,
     author = {M. A. Nalbandyan},
     title = {Representation of measurable functions by series with respect to {Walsh} subsystems},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {51--62},
     year = {2009},
     number = {10},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2009_10_a5/}
}