%0 Journal Article %A V. V. Tolmachev %T Building of asymptotic expansions for weak interactions on the formal thermodynamic theory of perturbations %J Doklady Akademii Nauk %D 1960 %P 41-44 %V 135 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_135_1_a9/ %G ru %F DAN_1960_135_1_a9