%0 Journal Article %A M. V. Babich %T On extensions of canonical symplectic structure from coadjoint orbit of complex general linear group %J Zapiski Nauchnykh Seminarov POMI %D 2019 %P 28-39 %V 487 %U http://geodesic.mathdoc.fr/item/ZNSL_2019_487_a1/ %G en %F ZNSL_2019_487_a1