%0 Journal Article %A Paul Alton Hagelstein %T On the uniqueness of the uncentered ergodic maximal function %J Fundamenta Mathematicae %D 2004 %P 81-90 %V 183 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm183-1-5/ %R 10.4064/fm183-1-5 %G en %F 10_4064_fm183_1_5