%0 Journal Article %A E. V. Aleksandrova %T A trace formula for an equation of the oscillations of a rectilinear pipeline %J Differencialʹnye uravneniâ %D 1997 %P 12-18 %V 33 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1997_33_1_a2/ %G ru %F DE_1997_33_1_a2