%0 Journal Article %A Mrówka, S. %T Extending of continuous real functions %J Compositio Mathematica %D 1969 %P 319-327 %V 21 %N 3 %I Wolters-Noordhoff Publishing %U http://www.numdam.org/item/CM_1969__21_3_319_0/ %G en %F CM_1969__21_3_319_0