%0 Journal Article %A I. V. Vorobyov %T Functional models, unitary invariants, mosaics and principal functions for operators with trace class self-commutator %J Žurnal matematičeskoj fiziki, analiza, geometrii %D 2002 %P 18-47 %V 9 %N 1 %U http://geodesic.mathdoc.fr/item/JMAG_2002_9_1_a1/ %G ru %F JMAG_2002_9_1_a1