%0 Journal Article %A Borisova, Galina %T The Operators Aγ = γA + -γA for a Class of Nondissipative Operators A with a Limit of the Corresponding Correlation Function %J Serdica Mathematical Journal %D 2003 %P 109-140 %V 29 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SMJ2_2003_29_2_a1/ %G en %F SMJ2_2003_29_2_a1