%0 Journal Article %A Z. Ogrodzka %T On simultaneous extension of infinitely differentiable functions %J Studia Mathematica %D 1966 %P 193-207 %V 28 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-28-2-193-207/ %R 10.4064/sm-28-2-193-207 %G en %F 10_4064_sm_28_2_193_207