%0 Journal Article %A MichaƂ Morayne %T On differentiability of Peano type functions %J Colloquium Mathematicum %D 1987 %P 129-132 %V 53 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-53-1-129-132/ %R 10.4064/cm-53-1-129-132 %G en %F 10_4064_cm_53_1_129_132