%0 Journal Article %A R. V. Khachaturov %T Algorithms for maximization of supermodular functions and their application in the optimization of grouping provinces in a region %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1999 %P 33-44 %V 39 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1999_39_1_a3/ %G ru %F ZVMMF_1999_39_1_a3