%0 Journal Article %A V. V. Ishkhanov %T An embedding problem with a~nonabelian kernel of order $p^4$ %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1990 %P 116-121 %V 183 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1990_183_a13/ %G ru %F TM_1990_183_a13