TY - JOUR AU - S. V. Kislyakov TI - A remark on indicator functions with gaps in the spectrum JO - Zapiski Nauchnykh Seminarov POMI PY - 2018 SP - 108 EP - 115 VL - 467 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2018_467_a9/ LA - ru ID - ZNSL_2018_467_a9 ER -