%0 Journal Article %A L. Zajíček %T On cluster sets of arbitrary functions %J Fundamenta Mathematicae %D 1973 %P 197-217 %V 83 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-83-3-197-217/ %R 10.4064/fm-83-3-197-217 %G en %F 10_4064_fm_83_3_197_217