TY - JOUR AU - Yu. V. Babenko AU - D. Skorokhodov TI - The Kolmogorov and Stechkin Problems for Classes of Functions Whose Second Derivative Belongs to the Orlicz Space JO - Matematičeskie zametki PY - 2012 SP - 172 EP - 183 VL - 91 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2012_91_2_a1/ LA - ru ID - MZM_2012_91_2_a1 ER -