%0 Journal Article %A V. G. Drinfeld %T On quasitriangular quasi-Hopf algebras and on a~group that is closely connected with $\mathrm{Gal}(\overline{\mathbb Q}/\mathbb Q)$ %J Algebra i analiz %D 1990 %P 149-181 %V 2 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_1990_2_4_a4/ %G ru %F AA_1990_2_4_a4