TY - JOUR AU - K. G. Omel'yanov AU - A. A. Sapozhenko TI - On the number and structure of sum-free sets in a segment of positive integers JO - Diskretnaya Matematika PY - 2003 SP - 141 EP - 147 VL - 15 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DM_2003_15_4_a10/ LA - ru ID - DM_2003_15_4_a10 ER -