TY - JOUR AU - A. I. Stepanets TI - Solution of the Kolmogorov–Nikol'skii problem for the Poisson integrals of continuous functions JO - Sbornik. Mathematics PY - 2001 SP - 113 EP - 139 VL - 192 IS - 1 UR - http://geodesic.mathdoc.fr/item/SM_2001_192_1_a5/ LA - en ID - SM_2001_192_1_a5 ER -