%0 Journal Article %A P. K. Jakobsen %A V. V. Lychagin %T Operator valued probability theory %J Lobachevskii journal of mathematics %D 2004 %P 17-56 %V 16 %I mathdoc %U http://geodesic.mathdoc.fr/item/LJM_2004_16_a1/ %G en %F LJM_2004_16_a1