%0 Journal Article %A V. A. Popov %T Closed 2-forms and embedding theorems for arbitrary symplectic manifolds %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1988 %P 43-47 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1988_4_a6/ %G ru %F IVM_1988_4_a6