TY - JOUR AU - K. I. Olmezov AU - A. S. Semchankau AU - I. D. Shkredov TI - On Popular Sums and Differences for Sets with Small Multiplicative Doubling JO - Matematičeskie zametki PY - 2020 SP - 561 EP - 571 VL - 108 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2020_108_4_a7/ LA - ru ID - MZM_2020_108_4_a7 ER -