%0 Journal Article %A Shigeru Haruki %T On the general solution of a nonsymmetric partial difference functional equation analogous to the wave equation. %J Aequationes mathematicae %D 1988 %P 20-31 %V 36 %N 2-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1988__36_2-3_137272/ %F AM2_1988__36_2-3_137272