%0 Journal Article %A V. N. Dubinin %T The separating transformation of domains and problems on the extremal partition %J Zapiski Nauchnykh Seminarov POMI %D 1988 %P 48-66 %V 168 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1988_168_a5/ %G ru %F ZNSL_1988_168_a5