%0 Journal Article %A M. Kuczma %T On the form of solutions of some functional equations %J Annales Polonici Mathematici %D 1960 %P 55-63 %V 9 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-9-1-55-63/ %R 10.4064/ap-9-1-55-63 %G en %F 10_4064_ap_9_1_55_63