%0 Journal Article %A Szász, Otto %T On the Cesàro and Riesz means of Fourier series %J Compositio Mathematica %D 1940 %P 112-122 %V 7 %I Johnson Reprint Corporation %U http://www.numdam.org/item/CM_1940__7__112_0/ %G en %F CM_1940__7__112_0