%0 Journal Article %A George Wilmers %T Internally standard set theories %J Fundamenta Mathematicae %D 1971 %P 93-102 %V 71 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-71-1-93-102/ %R 10.4064/fm-71-1-93-102 %G en %F 10_4064_fm_71_1_93_102