%0 Journal Article %A V. V. Ishkhanov %A B. B. Lur'e %T On the embedding problem with noncommutative kernel of order $p^4$.~VI %J Zapiski Nauchnykh Seminarov POMI %D 1995 %P 74-82 %V 227 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1995_227_a9/ %G ru %F ZNSL_1995_227_a9