%0 Journal Article %A Włodzimierz Łenski %T Pointwise very strong approximation as a generalization of Fejér’s summation theorem %J Annales mathematicae et informaticae %D 2005 %P 79-86 %V 32 %I mathdoc %U http://geodesic.mathdoc.fr/item/AMI_2005_32_a4/ %G en %F AMI_2005_32_a4