%0 Journal Article %A E. D. Gal'kovskii %T A Trace Formula for High-Order Differential Operator on a Segment with the Lowest-Order Coefficient Perturbed by Finite Signed Measure %J Funkcionalʹnyj analiz i ego priloženiâ %D 2019 %P 64-67 %V 53 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_2019_53_2_a5/ %G ru %F FAA_2019_53_2_a5