%0 Journal Article %A PAUL KUSTAANHEIMO %T On the relation of congruence in finite geometries %J Mathematica Scandinavica %D 1957 %P 197-201 %V 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1957__5_165657/ %F MS2_1957__5_165657