%0 Journal Article %A Hsiang, Fu Cheng %T An inequality for Fourier transforms %J Portugaliae mathematica %D 1959 %P 87-89 %V 18 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1959__18_2_114812/ %G en %F PORMA_1959__18_2_114812