%0 Journal Article %A V. I. Kopeiko %T Symplectic groups over Laurent polynomial rings and patching diagrams %J Fundamentalʹnaâ i prikladnaâ matematika %D 1999 %P 943-945 %V 5 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_1999_5_3_a22/ %G ru %F FPM_1999_5_3_a22