%0 Journal Article %A Hsiang, Fu Cheng %T On a quasi-monotonic sequence %J Portugaliae mathematica %D 1967 %P 483-486 %V 26 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1967__26_4_115051/ %G en %F PORMA_1967__26_4_115051