%0 Journal Article %A FREDERICK BAGEMIHL %T Congruous and incongruous one-to-one correspondences %J Mathematica Scandinavica %D 1953 %P 256-260 %V 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1953__1_165505/ %F MS2_1953__1_165505