%0 Journal Article %A D. Dutta %T Upper and lower Lebesgue-Stieltjes integrals %J Fundamenta Mathematicae %D 1975 %P 121-140 %V 87 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-87-2-121-140/ %R 10.4064/fm-87-2-121-140 %G de %F 10_4064_fm_87_2_121_140