TY - JOUR AU - I. A. Martyanov TI - Nikolskii constant for trigonometric polynomials with periodic Gegenbauer weight JO - Čebyševskij sbornik PY - 2020 SP - 247 EP - 258 VL - 21 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2020_21_1_a15/ LA - ru ID - CHEB_2020_21_1_a15 ER -