TY - JOUR AU - S. E. Zhukovskiy AU - K. V. Storozhuk TI - On Smooth Functions That Are Even on the Boundary of a Ball JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2023 SP - 156 EP - 161 VL - 321 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2023_321_a9/ LA - ru ID - TM_2023_321_a9 ER -