%0 Journal Article %A V. P. Maslov %T An Averaging Method for the Quantum Many-Body Problem %J Funkcionalʹnyj analiz i ego priloženiâ %D 1999 %P 50-64 %V 33 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1999_33_4_a3/ %G ru %F FAA_1999_33_4_a3