%0 Journal Article %A V. P. Kovrov %A A. M. Kurbatov %T The concept of Bogolyubov quasimeans in the theory of disordered systems %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1989 %P 89-100 %V 191 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1989_191_a7/ %G ru %F TM_1989_191_a7