%0 Journal Article %A I. Z. Golubchik %A A. V. Mikhalev %T Rich subgroups of unitary groups over skew fields %J Zapiski Nauchnykh Seminarov POMI %D 1987 %P 193-200 %V 160 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1987_160_a17/ %G ru %F ZNSL_1987_160_a17