%0 Journal Article %A K. G. Omel'yanov %A A. A. Sapozhenko %T On the number and structure of sum-free sets in a segment of positive integers %J Diskretnaya Matematika %D 2003 %P 141-147 %V 15 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2003_15_4_a10/ %G ru %F DM_2003_15_4_a10