%0 Journal Article %A Z. I. Borevich %A G. I. Devyatko %T Invariant forms on modules with operators %J Zapiski Nauchnykh Seminarov POMI %D 1976 %P 30-48 %V 64 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1976_64_a2/ %G ru %F ZNSL_1976_64_a2