%0 Journal Article %A SHIGERU HARUKI %T On Two Functional Equations Connected with a Mean-Value Property of Polynomials (Short Communication) %J Aequationes mathematicae %D 1971 %P 315-316 %V 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1971__6_136211/ %F AM2_1971__6_136211