%0 Journal Article %A M. A. Klochkov %T The determination of basis functions of the operator perturbed by the unit rank operator %J Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki %D 2006 %P 75-80 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VUU_2006_1_a6/ %G ru %F VUU_2006_1_a6