%0 Journal Article %A N. F. Valeev %A S. A. Rabtsevich %A E. R. Nugumanov %T About the problem of characterization of the Shturm--Loiuville operator's boundary conditions by the spectrum %J Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ %D 2009 %P 12-20 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGU_2009_6_a1/ %G ru %F VSGU_2009_6_a1