%0 Journal Article %A V. M. Khrapchenko %T A simplified proof of a~lower complexity estimate %J Diskretnaya Matematika %D 2013 %P 82-84 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2013_25_2_a7/ %G ru %F DM_2013_25_2_a7