%0 Journal Article %A V. S. Buslaev %A L. D. Faddeev %T Formulas for traces for a singular Sturm--Liouville differential operator %J Doklady Akademii Nauk %D 1960 %P 13-16 %V 132 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_132_1_a1/ %G ru %F DAN_1960_132_1_a1