%0 Journal Article %A Mara Alagić %T Relations With I-structure in Categories With Pullbacks %J Publications de l'Institut Mathématique %D 1991 %P 85 %V _N_S_50 %N 64 %I mathdoc %U http://geodesic.mathdoc.fr/item/PIM_1991_N_S_50_64_a10/ %G en %F PIM_1991_N_S_50_64_a10