%A ?. ?. ?????? %J ??????? ????? ????????? ?????????? ??? ??????? %T ?????? ?????????? ???????? ??? ??????? ???????????????? ???????? %X Paper is devoted to extremal problems of geometric function theory associated with estimates of functionals defined on systems of nonoverlapping domains. In particular some special case of the well-known Dubinin?s problem about extremal decomposition of the complex plane is considered. %N 1 %P 25-33 %V 14 %D 2017 %I ??? ??????? %L zu226211