%0 Journal Article %A M. G. Gasymov %T On the inverse problem for a Sturm--Liouville equation %J Doklady Akademii Nauk %D 1964 %P 254-257 %V 154 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_154_2_a2/ %G ru %F DAN_1964_154_2_a2