%0 Journal Article %A Robert M. Tardiff %T On a functional inequality arising in the construction of the product of several metric spaces. %J Aequationes mathematicae %D 1980 %P 51-58 %V 20 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1980__20_182378/ %F AM2_1980__20_182378