TY - JOUR AU - D. V. Gorbachev AU - A. S. Manoshina TI - Tur\'an Extremal Problem for Periodic Functions with Small Support and Its Applications JO - Matematičeskie zametki PY - 2004 SP - 688 EP - 700 VL - 76 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2004_76_5_a4/ LA - ru ID - MZM_2004_76_5_a4 ER -