%0 Journal Article %A V. I. Vozyakov %A V. N. Popov %T The functional approach to the theory of quantum crystallization %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1990 %P 196-232 %V 184 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1990_184_a6/ %G ru %F TM_1990_184_a6