%0 Journal Article %A N. G. Pletnev %A V. V. Serebryakov %T Covariant formalism of reductions of superconformal gauge theories to Poincar\'e supergravities %J Teoretičeskaâ i matematičeskaâ fizika %D 1987 %P 255-265 %V 70 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1987_70_2_a9/ %G ru %F TMF_1987_70_2_a9