%0 Journal Article %A Andrzej Pelc %A Karel Prikry %T On the existence of measures on σ-algebras %J Fundamenta Mathematicae %D 1985 %P 115-123 %V 125 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-125-2-115-123/ %R 10.4064/fm-125-2-115-123 %G en %F 10_4064_fm_125_2_115_123