%0 Journal Article %A V. G. Kanovei %A V. A. Lyubetskii %T Borel reducibility as an additive property of domains %J Zapiski Nauchnykh Seminarov POMI %D 2008 %P 189-198 %V 358 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2008_358_a9/ %G ru %F ZNSL_2008_358_a9