%0 Journal Article %A Greg G. Gibbon %T Functions having stationary constant sets %J Colloquium Mathematicum %D 1988 %P 221-229 %V 56 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-56-2-221-229/ %R 10.4064/cm-56-2-221-229 %G en %F 10_4064_cm_56_2_221_229