TY - JOUR AU - P. I. Lizorkin TI - Generalized H\"older classes of functions in connection with fractional differentiation JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1972 SP - 172 EP - 177 VL - 128 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1972_128_a10/ LA - ru ID - TM_1972_128_a10 ER -