%0 Journal Article %A Lingappaiah, G.S. %T Characterizations of a mixture of two general distributions %J Portugaliae mathematica %D 1978 %P 189-190 %V 37 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1978__37_3-4_115348/ %G en %F PORMA_1978__37_3-4_115348