%0 Journal Article %A A. F. Sidorenko %T Proof of london's conjecture on sums of elements of positive matrices %J Matematičeskie zametki %D 1985 %P 376-377 %V 38 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1985_38_3_a2/ %G ru %F MZM_1985_38_3_a2