%0 Journal Article %A A. I. Shtern %T Semicontinuous Envelopes, Riemann Integral, and Uniform Distribution in $C^*$-Algebras %J Funkcionalʹnyj analiz i ego priloženiâ %D 1995 %P 57-67 %V 29 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1995_29_4_a4/ %G ru %F FAA_1995_29_4_a4