%0 Journal Article %A Czesław Ryll-Nardzewski %T On a Freedman's problem %J Fundamenta Mathematicae %D 1965 %P 273-274 %V 57 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-57-3-273-274/ %R 10.4064/fm-57-3-273-274 %G en %F 10_4064_fm_57_3_273_274