TY - JOUR AU - E. A. Sevast'yanov TI - Rational approximation and absolute convergence of Fourier series JO - Sbornik. Mathematics PY - 1979 SP - 509 EP - 525 VL - 35 IS - 4 UR - http://geodesic.mathdoc.fr/item/SM_1979_35_4_a4/ LA - en ID - SM_1979_35_4_a4 ER -