TY - JOUR AU - A. I. Rubinshtein TI - Moduli of continuity and best approximations in $L_p$ of functions represented by lacunary Walsh series JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1983 SP - 61 EP - 68 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1983_5_a9/ LA - ru ID - IVM_1983_5_a9 ER -