TY - JOUR AU - P. I. Lizorkin TI - On a theorem of Marcinkiewicz type for $H$-valued functions. A continual form of the Paley–Littlewood theorem JO - Sbornik. Mathematics PY - 1972 SP - 237 EP - 243 VL - 16 IS - 2 UR - http://geodesic.mathdoc.fr/item/SM_1972_16_2_a6/ LA - en ID - SM_1972_16_2_a6 ER -