%0 Journal Article %A Jerzy Kordylewski %T On continuous solutions of systems of functional equations %J Annales Polonici Mathematici %D 1971 %P 53-83 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-25-1-53-83/ %R 10.4064/ap-25-1-53-83 %G en %F 10_4064_ap_25_1_53_83