%0 Journal Article %A Gillespie, T. A. %A West, T. T. %T A characterisation and two examples of Riesz operators %J Glasgow mathematical journal %D 1968 %P 106-110 %V 9 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500000379/ %R 10.1017/S0017089500000379 %F 10_1017_S0017089500000379