%0 Journal Article %A R. G. Shterenberg %A V. V. Sukhanov %T Scattering for differential operators of order four on the half-line.~I. Direct problem %J Algebra i analiz %D 2013 %P 236-250 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2013_25_2_a10/ %G ru %F AA_2013_25_2_a10