%0 Journal Article %A Alexander Abian %A David Deever %T A short proof of a strong version of Poprużenko's Theorem %J Fundamenta Mathematicae %D 1966 %P 71-72 %V 59 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-59-1-71-72/ %R 10.4064/fm-59-1-71-72 %G en %F 10_4064_fm_59_1_71_72