%0 Journal Article %A A. Alexiewicz %T On differentiation of vector-valued functions %J Studia Mathematica %D 1950 %P 185-196 %V 11 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-11-1-185-196/ %R 10.4064/sm-11-1-185-196 %G en %F 10_4064_sm_11_1_185_196