TY - JOUR AU - D. V. Gorbachev AU - M. V. Zakharova TI - On an extremal problem for periodic functions with small support JO - Matematičeskie zametki PY - 2006 SP - 940 EP - 942 VL - 80 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2006_80_6_a12/ LA - ru ID - MZM_2006_80_6_a12 ER -