%0 Journal Article %A Arthur Apter %T On a Problem of Silver %J Fundamenta Mathematicae %D 1983 %P 33-38 %V 116 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-116-1-33-38/ %R 10.4064/fm-116-1-33-38 %G de %F 10_4064_fm_116_1_33_38