%0 Journal Article %A A. F. Sidorenko %T Extremal estimates of probability measures and their combinatorial nature %J Izvestiya. Mathematics %D 1983 %P 503-533 %V 20 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1983_20_3_a5/ %G en %F IM2_1983_20_3_a5