%0 Journal Article %A Carlitz, L. %T Characterization of certain sequences of orthogonal polynomials %J Portugaliae mathematica %D 1961 %P 43-46 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1961__20_1_114851/ %G en %F PORMA_1961__20_1_114851