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@article{MZM_1987_41_6_a5, author = {S. V. Levizov}, title = {Weakly lacunary {Walsh} series}, journal = {Matemati\v{c}eskie zametki}, pages = {807--818}, publisher = {mathdoc}, volume = {41}, number = {6}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1987_41_6_a5/} }
S. V. Levizov. Weakly lacunary Walsh series. Matematičeskie zametki, Tome 41 (1987) no. 6, pp. 807-818. http://geodesic.mathdoc.fr/item/MZM_1987_41_6_a5/