%0 Journal Article %A Fred Smith %T Approximations of one-one measurable transformations %J Fundamenta Mathematicae %D 1970 %P 171-178 %V 67 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-67-2-171-178/ %R 10.4064/fm-67-2-171-178 %G en %F 10_4064_fm_67_2_171_178