%0 Journal Article %A W. Schwarz %A A. Ivic %T Remarks on some number-theoretical functional equations. (Short Communication). %J Aequationes mathematicae %D 1978 %P 399-400 %V 18 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1978__18_136803/ %F AM2_1978__18_136803