%0 Journal Article %A Andrzej Mostowski %T A generalization of the incompleteness theorem %J Fundamenta Mathematicae %D 1960 %P 205-232 %V 49 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-49-2-205-232/ %R 10.4064/fm-49-2-205-232 %G en %F 10_4064_fm_49_2_205_232