TY - JOUR AU - B. I. Golubov TI - On a theorem of Bellman on Fourier coefficients JO - Sbornik. Mathematics PY - 1995 SP - 321 EP - 330 VL - 83 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1995_83_2_a2/ LA - en ID - SM_1995_83_2_a2 ER -