%0 Journal Article %A Harry Gonshor %T An application of nonstandard analysis to category %J Fundamenta Mathematicae %D 1979 %P 75-83 %V 104 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-104-2-75-83/ %R 10.4064/fm-104-2-75-83 %G en %F 10_4064_fm_104_2_75_83