%0 Journal Article %A A. V. Shchegolev %T Overgroups of elementary block-diagonal subgroups in the classical symplectic group over an arbitrary commutative ring %J Algebra i analiz %D 2018 %P 147-199 %V 30 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2018_30_6_a4/ %G ru %F AA_2018_30_6_a4