%0 Journal Article %A Bogdan Przeradzki %T On the homotopical classification of DJ-mappings of infnitely dimensional spheres %J Fundamenta Mathematicae %D 1984 %P 143-149 %V 120 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-120-2-143-149/ %R 10.4064/fm-120-2-143-149 %G en %F 10_4064_fm_120_2_143_149