TY - JOUR AU - Lingappaiah, G.S. TI - Characterizations of a mixture of two general distributions JO - Portugaliae mathematica PY - 1978 SP - 189 EP - 190 VL - 37 IS - 3-4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1978__37_3-4_115348/ LA - en ID - PORMA_1978__37_3-4_115348 ER -