A note on power bounded restrictions of Fourier-Stieltjes transforms. Erik Svensson (1980) Mathematica Scandinavica
A property of a decomposition of weakly almost periodic functions Jadwiga Porada (1976) Colloquium Mathematicae
A Support Preserving Hahn-Banach Property to Determine Helson-S Sets. John J. Benedetto (1972) Inventiones mathematicae