%0 Journal Article %A Akito Tsuboi %T Non-multidimensional theories without groups %J Fundamenta Mathematicae %D 1990 %P 61-64 %V 135 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-135-1-61-64/ %R 10.4064/fm-135-1-61-64 %G en %F 10_4064_fm_135_1_61_64