%0 Journal Article %A V. V. Ryzhikov %T Self-Joinings of Commutative Actions with Invariant Measure %J Matematičeskie zametki %D 2008 %P 792-795 %V 83 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2008_83_5_a16/ %G ru %F MZM_2008_83_5_a16