%0 Journal Article %A Zoltan Sasvari %T The Extension Problem for Measurable Positive Definite Functions. %J Mathematische Zeitschrift %D 1986 %P 475-478 %V 191 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1986__191_173689/ %F MZ_1986__191_173689