@article{IVM_1985_5_a8,
     author = {I. I. Tuzikova},
     title = {An example of a~null-series with respect to an orthogonal multiplicative system of functions},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {52--59},
     publisher = {mathdoc},
     number = {5},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1985_5_a8/}
}