%0 Journal Article %A A. I. Shkuratskii %T Subgroups of a symplectic group over the field of fractions of %J Algebra i logika %D 1984 %P 578-596 %V 23 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1984_23_5_a7/ %G ru %F AL_1984_23_5_a7