%0 Journal Article %A I. I. Tuzikova %T An example of a~null-series with respect to an orthogonal multiplicative system of functions %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1985 %P 52-59 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1985_5_a8/ %G ru %F IVM_1985_5_a8