%0 Journal Article %A A. Yu. Andrianov %T A Spectral Theorem for Sturm--Liouville Operators with Potentials That Are Finite Sums of Exponentials %J Differencialʹnye uravneniâ %D 2001 %P 1028-1040 %V 37 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2001_37_8_a1/ %G ru %F DE_2001_37_8_a1