TY - JOUR AU - Colin Graham TI - Helson sets and simultaneous extensions to Fourier transforms JO - Studia Mathematica PY - 1972 SP - 57 EP - 60 VL - 43 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-43-1-57-60/ DO - 10.4064/sm-43-1-57-60 LA - en ID - 10_4064_sm_43_1_57_60 ER -