%0 Journal Article %A A. A. Zinger %T Quasi-probability Wigner densities and characterization of Gaussian distribution %J Zapiski Nauchnykh Seminarov POMI %D 1996 %P 142-153 %V 228 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1996_228_a11/ %G ru %F ZNSL_1996_228_a11