TY - JOUR AU - D. V. Gorbachev AU - V. I. Ivanov TI - Some extremal problems for the Fourier transform over the eigenfunctions of the Sturm--Liouville operator JO - Čebyševskij sbornik PY - 2017 SP - 34 EP - 53 VL - 18 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2017_18_2_a3/ LA - ru ID - CHEB_2017_18_2_a3 ER -