%0 Journal Article %A A. A. Sapozhenko %T The number of sum-free sets in abelian groups %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 2002 %P 14-18 %N 4 %U http://geodesic.mathdoc.fr/item/VMUMM_2002_4_a2/ %G ru %F VMUMM_2002_4_a2